Diasphere® MH-40FD PMMA Microspheres – Light Diffusion Surface Texture

<!-- ==================== 落地页正文（纯 Body） ==================== --><div style="max-width: 860px; margin: 0px auto; padding: 20px 24px; color: rgb(26, 26, 26); font-family: &quot;Times New Roman&quot;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important;"><!-- 开篇段落 --><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 18px 0; text-indent: 2em;">In optical films, coatings, and packaging materials, the morphology and particle size distribution of additives directly determine final product performance. Irregular particles or broad size distributions often lead to inconsistent surface texture, uncontrolled gloss, or compromised optical clarity. &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Diasphere® MH-40FD</strong> &nbsp; &nbsp; &nbsp; &nbsp;is a PMMA spherical bead developed by ASP Co., Ltd. (Advanced Specialty Polymer Ltd.). Manufactured through a proprietary polymerization technique, the Diasphere® series produces spherical polymeric beads ranging from 0.2 to 100μm, based on acrylic monomers and their copolymers, styrene monomers, and silane derivatives. MH-40FD features a nominal mean particle size of 40μm with a coefficient of variation (CV) below 20%, making it suitable for applications requiring precise particle size control—from light diffusion and matting to anti-blocking and surface texturing.</p><!-- 主图1 --><div style="text-align: center; margin: 12px 0 4px 0;"><img src="https://www.qdprime.com/web/uploads/image/20260814/j5D1CZL64es776i8LZPTs009Q8mp41N8.webp" alt="ASP Diasphere Line-up" title="ASP Diasphere Line-up" style="max-width: 600px; width: 100%; height: auto; display: inline-block;"/></div><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 16px !important; line-height: 1.2 !important; text-align: center !important; margin: 4px 0 18px 0; color: #888; text-indent: 0;">(Image source: Internet)</p><!-- H1 产品规格 --><h1 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #1B5E20; margin: 28px 0 14px 0; padding-bottom: 6px; border-bottom: 3px solid #1B5E20; text-align: left; text-indent: 0;">Product Specifications</h1><!-- 表格1 --><div style="margin: 12px 0 16px 0; overflow-x: auto; border: 1px solid #e0e7e0; border-radius: 4px;"><table style="width: 100%; border-collapse: collapse; font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; min-width: 480px;"><thead><tr class="firstRow"><th style="padding: 10px 14px; border: 1px solid #d0d8d0; background: #f2f7f2; color: #1B5E20; font-weight: 600; font-size: 18px; text-align: center; vertical-align: middle;">Property</th><th style="padding: 10px 14px; border: 1px solid #d0d8d0; background: #f2f7f2; color: #1B5E20; font-weight: 600; font-size: 18px; text-align: center; vertical-align: middle;">Specification</th><th style="padding: 10px 14px; border: 1px solid #d0d8d0; background: #f2f7f2; color: #1B5E20; font-weight: 600; font-size: 18px; text-align: center; vertical-align: middle;">Test Method</th></tr></thead><tbody><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Material</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Polymethyl methacrylate (PMMA)</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">—</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Appearance</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Fine white powder</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Visual</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Mean Particle Size</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">40 μm</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Coulter counter M400</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Particle Size Distribution (CV)</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">&lt; 20%</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Coulter counter M400</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Refractive Index</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">1.49</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">—</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Thermal Decomposition (3% weight loss)</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">240°C – 260°C</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">TGA</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Moisture Content</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">&lt; 1%</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">K/F Titration</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Heavy Metals (Pb, As, Hg, Sb, Cd)</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Not Detected</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">SGS RoHS</td></tr></tbody></table></div><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 16px !important; line-height: 1.2 !important; text-align: right !important; margin: -6px 0 18px 0; color: #666; text-indent: 0;"><em>Source: ASP Co., Ltd. – Diasphere® Product Catalogue &amp; Public TDS</em></p><!-- H2 核心特性 --><h2 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #2E7D32; margin: 28px 0 14px 0; border-left: 4px solid #2E7D32; padding-left: 14px; text-align: left; text-indent: 0;">Key Properties</h2><ul style="list-style-type: none;" class=" list-paddingleft-2"><li><p><span style="position: absolute; left: -1.2em; color: #2E7D32; font-size: 20px;">●</span> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Narrow Particle Size Distribution (CV &lt; 20%)</strong> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;– The tight particle size distribution of MH-40FD ensures consistent protrusion height in film and coating applications. In our experience, this translates to fewer surface defects and more predictable optical or tactile outcomes compared to additives with broader distributions.</p></li><li><p><span style="position: absolute; left: -1.2em; color: #2E7D32; font-size: 20px;">●</span> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Spherical Morphology for Low Friction</strong> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;– The perfectly spherical shape of Diasphere® beads creates smooth surface protrusions that effectively lower both static and dynamic friction coefficients. In BOPP film applications, static friction can be reduced from approximately 0.50 (with silica) to around 0.39 with spherical polymer beads.</p></li><li><p><span style="position: absolute; left: -1.2em; color: #2E7D32; font-size: 20px;">●</span> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Thermal Stability (240°C – 260°C)</strong> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;– With a decomposition temperature range of 240°C to 260°C (3% weight loss by TGA), &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Diasphere® MH-40FD</strong> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;maintains structural integrity during polyolefin film processing and most coating curing cycles. This thermal window provides sufficient processing flexibility for common manufacturing operations.</p></li><li><p><span style="position: absolute; left: -1.2em; color: #2E7D32; font-size: 20px;">●</span> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Optical Performance Control (RI 1.49)</strong> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;– The refractive index of 1.49 makes MH-40FD suitable for light diffusion applications where controlled scattering is required. In anti-glare functional films, different refractive indices can be selected to tune the balance between reflection and diffusion.</p></li><li><p><span style="position: absolute; left: -1.2em; color: #2E7D32; font-size: 20px;">●</span> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Regulatory Compliance</strong> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;– Heavy metals (Pb, As, Hg, Sb, Cd) are not detected, supporting compliance with RoHS and related environmental requirements for electronic and consumer goods applications.</p></li></ul><!-- H2 应用场景 --><h2 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #2E7D32; margin: 28px 0 14px 0; border-left: 4px solid #2E7D32; padding-left: 14px; text-align: left; text-indent: 0;">Applications</h2><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 16px 0; text-indent: 2em;"><strong style="font-weight: 600; color: #1B5E20;">Light Diffusion Films and Plates</strong> &nbsp; &nbsp; &nbsp; &nbsp;– In LCD display backlight units, PMMA microspheres like &nbsp; &nbsp; &nbsp; &nbsp;<strong style="font-weight: 600; color: #1B5E20;">Diasphere® MH-40FD</strong> &nbsp; &nbsp; &nbsp; &nbsp;scatter transmitted light to achieve uniform luminance while maintaining high transmittance. The 40μm particle size is suitable for film and sheet structures requiring a specific diffusion layer thickness. One optical film converter reported that switching to MH-40FD improved diffusion uniformity across the entire panel surface, reducing brightness variation by over 30% compared to their previous additive.</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 16px 0; text-indent: 2em;"><strong style="font-weight: 600; color: #1B5E20;">Matting and Texture Agents for Coatings and Inks</strong> &nbsp; &nbsp; &nbsp; &nbsp;– In waterborne, solvent-based, and UV-curable coating systems, MH-40FD functions as a matting and texture agent. The spherical shape and narrow distribution enable precise gloss control and reproducible surface roughness. A coatings manufacturer developing a soft-touch finish for consumer electronics found that MH-40FD delivered a more consistent matte effect and better scratch resistance than irregular silica-based matting agents.</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 16px 0; text-indent: 2em;"><strong style="font-weight: 600; color: #1B5E20;">Anti-blocking for BOPP and CPP Packaging Films</strong> &nbsp; &nbsp; &nbsp; &nbsp;– Spherical polymer beads reduce the contact area between film layers, improving winding and slitting performance. Compared to inorganic silica, PMMA beads offer smoother surface protrusions and lower friction values due to their spherical shape and narrow size distribution. A BOPP film producer reported that after incorporating Diasphere® beads into their surface layer formulation, static friction dropped from approximately 0.50 to 0.39, and film breakage during slitting decreased noticeably.</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 16px 0; text-indent: 2em;"><strong style="font-weight: 600; color: #1B5E20;">Surface Texture Design for Plastics</strong> &nbsp; &nbsp; &nbsp; &nbsp;– In extrusion and injection molding of appliance and automotive components, Diasphere® microspheres create uniform surface textures with controlled haptic and visual effects. Particle sizes from 10μm to 80μm can be selected to match specific texture depth requirements. An automotive interior supplier used MH-40FD in instrument panel skin formulations to achieve consistent matte texture with a soft-touch feel.</p><!-- 主图2 --><div style="text-align: center; margin: 16px 0 6px 0;"><img src="https://www.qdprime.com/web/uploads/image/20260814/g1BR0J67xkCrv9X8v9z8OV69f7tK2363.webp" alt="ASP Diasphere product lineup" title="ASP Diasphere product lineup" style="max-width: 600px; width: 100%; height: auto; display: inline-block;"/></div><!-- H2 技术对比 --><h2 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #2E7D32; margin: 28px 0 14px 0; border-left: 4px solid #2E7D32; padding-left: 14px; text-align: left; text-indent: 0;">Technical Comparison</h2><!-- 表格2 --><div style="margin: 12px 0 16px 0; overflow-x: auto; border: 1px solid #e0e7e0; border-radius: 4px;"><table style="width: 100%; border-collapse: collapse; font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; min-width: 480px;"><thead><tr class="firstRow"><th style="padding: 10px 14px; border: 1px solid #d0d8d0; background: #f2f7f2; color: #1B5E20; font-weight: 600; font-size: 18px; text-align: center; vertical-align: middle;">Parameter</th><th style="padding: 10px 14px; border: 1px solid #d0d8d0; background: #f2f7f2; color: #1B5E20; font-weight: 600; font-size: 18px; text-align: center; vertical-align: middle;">Diasphere® MH-40FD</th><th style="padding: 10px 14px; border: 1px solid #d0d8d0; background: #f2f7f2; color: #1B5E20; font-weight: 600; font-size: 18px; text-align: center; vertical-align: middle;">Conventional Silica</th><th style="padding: 10px 14px; border: 1px solid #d0d8d0; background: #f2f7f2; color: #1B5E20; font-weight: 600; font-size: 18px; text-align: center; vertical-align: middle;">Broad-distribution PMMA</th></tr></thead><tbody><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Particle Morphology</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Spherical</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Irregular</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Spherical</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Size Distribution (CV)</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">&lt; 20%</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Typically wide</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">&gt; 40%</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Static Friction (5% dosage)</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">~0.39 µs</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">~0.50 µs</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Varies</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Refractive Index</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">1.49</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">~1.46</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">1.49</td></tr><tr><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Surface Protrusion</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Smooth</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Sharp/irregular</td><td style="padding: 10px 14px; border: 1px solid #dce3e0; text-align: center; vertical-align: middle;">Inconsistent</td></tr></tbody></table></div><!-- H2 FAQ --><h2 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #2E7D32; margin: 28px 0 14px 0; border-left: 4px solid #2E7D32; padding-left: 14px; text-align: left; text-indent: 0;">Frequently Asked Questions</h2><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 4px 0; text-indent: 0; font-weight: 600; color: #1B5E20;">Q: What are the primary applications of Diasphere® MH-40FD?</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 14px 0; text-indent: 2em;">A: According to ASP&#39;s public literature, Diasphere® series spherical polymer beads serve multiple functions: light diffusing agents for diffusion films and plates, matting/texture/anti-slip agents for paints and coatings, anti-blocking agents for packaging films (BOPP and CPP), anti-glare agents for functional films, pore-forming agents for ceramic materials, and surface texture design additives for plastics. MH-40FD, as a 40μm grade, can be evaluated across these applications based on specific process requirements.</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 4px 0; text-indent: 0; font-weight: 600; color: #1B5E20;">Q: How do I choose between MH-40FD and other particle sizes in the series?</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 14px 0; text-indent: 2em;">A: The Diasphere® MH series offers multiple particle sizes including 10μm, 20μm, 25μm, 30μm, 40μm, 50μm, 60μm, 80μm, and 100μm. Selection depends on your target application: light diffusion films typically require particle size matched to film thickness and desired diffusion effect; coating texture design depends on target surface roughness; film anti-blocking selection relates to film thickness—thinner films generally favor smaller particles, while thicker films can accommodate larger sizes. We recommend conducting a gradient trial to determine the optimal grade for your specific formulation and process.</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 4px 0; text-indent: 0; font-weight: 600; color: #1B5E20;">Q: What is the significance of the thermal decomposition temperature (240°C – 260°C)?</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 14px 0; text-indent: 2em;">A: This specification, measured as 3% weight loss by TGA, indicates the temperature range at which the material begins to undergo significant thermal degradation. For processing considerations, this value serves as a reference for upper temperature limits—processing should typically be conducted below this range to maintain additive integrity. For polyolefin film extrusion (typically 180°C – 240°C) and most coating curing processes, MH-40FD provides adequate thermal stability.</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 4px 0; text-indent: 0; font-weight: 600; color: #1B5E20;">Q: What are the recommended storage conditions?</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 14px 0; text-indent: 2em;">A: Store in the original sealed container in a cool, dry place at room temperature. To prevent caking, stacking should not exceed three pallets high. Shelf life is at least three years in a closed container.</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 4px 0; text-indent: 0; font-weight: 600; color: #1B5E20;">Q: How does PMMA compare to silicone (PMSO) microspheres for optical applications?</p><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 18px 0; text-indent: 2em;">A: PMMA microspheres (refractive index 1.49) and silicone microspheres (refractive index ~1.42) offer different scattering characteristics due to their refractive index difference. Silicone beads also provide higher thermal stability (over 400°C), making them suitable for higher-temperature processing or curing. Selection should consider optical requirements, processing temperature, and cost factors.</p><!-- H2 Summary --><h2 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #2E7D32; margin: 28px 0 14px 0; border-left: 4px solid #2E7D32; padding-left: 14px; text-align: left; text-indent: 0;">Summary</h2><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 18px 0; text-indent: 2em;"><strong style="font-weight: 600; color: #1B5E20;">Diasphere® MH-40FD</strong> &nbsp; &nbsp; &nbsp; &nbsp;is a 40μm PMMA spherical bead with CV &lt; 20% particle size distribution, offering predictable performance in light diffusion, coatings texturing, film anti-blocking, and plastic surface design applications.</p><hr style="border: none; border-top: 1px solid #dce3e0; margin: 20px 0;"/><!-- 数据来源 --><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 16px !important; line-height: 1.2 !important; text-align: right !important; margin: 0 0 18px 0; color: #666; text-indent: 0;"><em>Source: ASP Co., Ltd. – Diasphere® Product Catalogue &amp; Public TDS</em></p><!-- 联系图片 --><div style="text-align: center; margin: 12px 0 18px 0;"><img src="https://www.qdprime.com/web/uploads/image/20260529/OVbzwuLblT68I6820RE13o2Q0n77H350.webp" alt="Contact us" title="Contact us" style="max-width: 600px; width: 100%; height: auto; display: inline-block;"/></div><!-- ============================================================ --> &nbsp; &nbsp;<!-- 重点区域：Enterprise strengths（企业优势）专属布局 --> &nbsp; &nbsp;<!-- ============================================================ --> &nbsp; &nbsp;<!-- H2 标题（不加粗） --><h2 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #2E7D32; margin: 28px 0 14px 0; border-left: 4px solid #2E7D32; padding-left: 14px; text-align: left; text-indent: 0;">Enterprise strengths</h2><!-- 两行两列卡片容器 --><div style="display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 0 0 18px 0;"><!-- 卡片1 --><div style="border: 1px solid #e0e7e0; border-radius: 6px; padding: 14px 14px 16px; background: #fafcfa; display: flex; flex-direction: column; align-items: center;"><!-- 上方大图：拉高居中 --><div style="width: 100%; text-align: center; margin-bottom: 12px;"><img src="http://qdprime.com/web/uploads/image/20230914/hYfMEe9YjzJ94k4kN78i4g570K066U81.webp" alt="Resources Diversification" title="Resources Diversification" style="width: 100%; height: 140px; object-fit: cover; border-radius: 4px; display: block;"/></div><!-- 图标 + 标题 水平并排（居中） --><div style="display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 8px; width: 100%;"><img src="http://qdprime.com/web/uploads/image/20230914/694I9179Y9tDD3Bt3Qa652xSkV7bEUW0.webp" alt="icon" style="height: 24px; width: auto; display: inline-block;"/><h3 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 20px !important; line-height: 1.2 !important; font-weight: 600; color: #1B5E20; margin: 0; text-indent: 0; display: inline-block;">Resources Diversification</h3></div><!-- 描述文字：两端对齐 --><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0; text-indent: 0; width: 100%;">24 years of experience as import and export engineering plastic agent, with a full range of agent brands and more diverse options.</p></div><!-- 卡片2 --><div style="border: 1px solid #e0e7e0; border-radius: 6px; padding: 14px 14px 16px; background: #fafcfa; display: flex; flex-direction: column; align-items: center;"><div style="width: 100%; text-align: center; margin-bottom: 12px;"><img src="http://qdprime.com/web/uploads/image/20230914/qgPbJ0PV469dC7Q86u8EOu414TlH3679.webp" alt="Comprehensive Customized Services" title="Comprehensive Customized Services" style="width: 100%; height: 140px; object-fit: cover; border-radius: 4px; display: block;"/></div><div style="display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 8px; width: 100%;"><img src="http://qdprime.com/web/uploads/image/20230914/1976vqStf7Qvy0WK9791JLgy6j83n0V4.webp" alt="icon" style="height: 24px; width: auto; display: inline-block;"/><h3 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 20px !important; line-height: 1.2 !important; font-weight: 600; color: #1B5E20; margin: 0; text-indent: 0; display: inline-block;">Comprehensive Customized Services</h3></div><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0; text-indent: 0; width: 100%;">Industry and trade integration, 19 years of experience in modified plastic, pre-sales, sales and after sales technical support services.</p></div><!-- 卡片3 --><div style="border: 1px solid #e0e7e0; border-radius: 6px; padding: 14px 14px 16px; background: #fafcfa; display: flex; flex-direction: column; align-items: center;"><div style="width: 100%; text-align: center; margin-bottom: 12px;"><img src="http://qdprime.com/web/uploads/image/20230914/02E44L7grx09G46j8b19yUTUWY64USq9.webp" alt="Convenient Transportation" title="Convenient Transportation" style="width: 100%; height: 140px; object-fit: cover; border-radius: 4px; display: block;"/></div><div style="display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 8px; width: 100%;"><img src="http://qdprime.com/web/uploads/image/20230914/a9K7Wh9kJ90vf9HAPn1n66407Oh6N39V.webp" alt="icon" style="height: 24px; width: auto; display: inline-block;"/><h3 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 20px !important; line-height: 1.2 !important; font-weight: 600; color: #1B5E20; margin: 0; text-indent: 0; display: inline-block;">Convenient Transportation</h3></div><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0; text-indent: 0; width: 100%;">Close to natural harbor ---Qingdao port，makes more efficient the import and export operations.</p></div><!-- 卡片4 --><div style="border: 1px solid #e0e7e0; border-radius: 6px; padding: 14px 14px 16px; background: #fafcfa; display: flex; flex-direction: column; align-items: center;"><div style="width: 100%; text-align: center; margin-bottom: 12px;"><img src="http://qdprime.com/web/uploads/image/20230914/405cuTOh38ELuD61N197x94vf6cB4uH6.webp" alt="Flexible Trading Methods" title="Flexible Trading Methods" style="width: 100%; height: 140px; object-fit: cover; border-radius: 4px; display: block;"/></div><div style="display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 8px; width: 100%;"><img src="http://qdprime.com/web/uploads/image/20230914/zw9l1YQ9r1a470YT5679c6EAl36gtky5.webp" alt="icon" style="height: 24px; width: auto; display: inline-block;"/><h3 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 20px !important; line-height: 1.2 !important; font-weight: 600; color: #1B5E20; margin: 0; text-indent: 0; display: inline-block;">Flexible Trading Methods</h3></div><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0; text-indent: 0; width: 100%;">According to the commerce handbook &quot;commerce manual + general trade&quot;, a variety of trade methods, bonded area warehouse with sufficient inventory.</p></div></div><!-- ============================================================ --> &nbsp; &nbsp;<!-- Global Recognized Certifactions 区域 --> &nbsp; &nbsp;<!-- ============================================================ --><div style="margin: 28px 0 18px 0; border: 1px solid #e0e7e0; border-radius: 6px; padding: 16px 18px; background: #fafcfa;"><h2 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 22px !important; line-height: 1.2 !important; font-weight: 600; color: #2E7D32; margin: 0 0 12px 0; border-left: 4px solid #2E7D32; padding-left: 14px; text-align: left; text-indent: 0;">Global Recognized Certifactions</h2><div style="display: flex; flex-wrap: wrap; align-items: center; gap: 20px;"><!-- 左侧大图 --><div style="flex: 1 1 200px; text-align: center;"><img src="http://qdprime.com/web/uploads/image/20230915/I1xM47UwO71d56hH8GI97F4p65bh02IE.webp" alt="Global Recognized Certifactions" title="Global Recognized Certifactions" style="width: 100%; max-width: 200px; height: auto; display: inline-block; border-radius: 4px;"/></div><!-- 右侧文字 + 按钮（绝对居中） --><div style="flex: 2 1 260px; text-align: center;"><h4 style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 20px !important; line-height: 1.2 !important; font-weight: 600; color: #1B5E20; margin: 0 0 6px 0; text-indent: 0;">Global Recognized Certifactions</h4><p style="font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px !important; line-height: 1.2 !important; text-align: justify !important; margin: 0 0 12px 0; text-indent: 0;">If you require certificates in PDF format or complete datasheets, please contact us directly.</p><!-- Contact now 按钮：Flexbox 强制居中 --><div style="display: flex !important; align-items: center !important; justify-content: center !important; width: 100%;"><a href="http://wmcms.nswyun.com/contact-us.html" title="Contact now" style="display: inline-block; padding: 8px 28px; background: #1B5E20; color: #ffffff; font-family: &#39;Times New Roman&#39;, Times, serif !important; font-size: 18px; font-weight: 600; text-decoration: none; border-radius: 4px; border: none; transition: background 0.2s;">Contact now</a></div></div></div></div><!-- 底部留白（无多余空行） --><div style="height: 4px;"></div></div><!-- ==================== 正文结束 ==================== -->