© 2019, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 TRANSPORTATION LIGHTING SUPPLIER H E A T S I N K F O R H I G H P O W E R L E D • A material to replace aluminum • High thermal conductivity - 20 W/mK • Electrically conductive • Increase production rate by 50%, as three secondary operations were eliminated • Reduced the weight of each part by 30% • Collaborated with the customer to participate in the SPE Automotive Innovation Awards Therma-Tech™ TT6600-5001 EC Grey KEY REQUIREMENTS WHY AVIENT? THERMAL + ELECTRICAL CONDUCTIVITY LEARN MORE AVIENT SOLUTION LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.polyone.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma Transportation lighting supplier

© 2019, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 BUILDING AND CONSTRUCTION SUPPLIER H E A T E X C H A N G E R : G A S R E C O V E R Y • Resistance to corrosion and fouling • Good thermal conductivity • Good pressure resistance • Compatible with current processing methods – extrusion • Eliminated the effects of corrosion and fouling by replacing aluminum • Improved thermal performance over time • Developed a customized solution that utilized the customers existing extrusion processing methods Therma-Tech™ Thermally Conductive Formulation KEY REQUIREMENTS WHY AVIENT? THERMAL CONDUCTIVITY LEARN MORE AVIENT SOLUTION LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.polyone.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma Building and construction supplier

OFF-ROAD VEHICLE MANUFACTURER E N G I N E B R A C K E T • Exceptional structural properties with extremely high stiffness and strength across a broad temperature range (-40 to 160°F) • Excellent creep resistance and fatigue endurance • Lower weight with no reduction in performance • Reduced weight by 40% with zero fatigue failures during extensive field testing • Provided technical support to optimize design for metal-to-composite conversion • Delivered composite solution with similar system cost and more robust performance than failure prone aluminum version Complēt™ Long Carbon Fiber PA66 Composite KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/engineered-polymer-formulations/high-temperature-polymer-formulations/compl%C4%93t-long-fiber-reinforced-structural-thermoplastics Off-road vehicle manufacturer

MSC Certificate Place and date: For the issuing office: Shanghai, 12 June 2024 DNV - Business Assurance Building 9, No. 1591 Hongqiao Road, Changning DistrictShanghai China 200336 Zhu Hai Ming Management Representative Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ACCREDITED UNIT: DNV Business Assurance B.V., Zwolseweg 1, 2994 LB, Barendrecht, Netherlands - TEL: +31(0)102922689. www.dnv.com/assurance MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 462307-2021-AQ-RGC-RvA Initial certification date: 23 June 2021 Valid: 24 June 2024 – 23 June 2027 This is to certify that the management system of Avient China Company Limited No. 188, Quanzhou Road, Zhongxin Suchu High-Tech Industrial Development Park, Chuzhou, Anhui, China has been found to conform to the Quality Management System standard: GB/T 19001-2016 / ISO 9001:2015 This certificate is valid for the following scope: Design and Manufacture of Color Concentrates, Filling Concentrates and Additive Concentrates http://www.dnv.com/assurance

2 贿赂政府官员 2 商业贿赂 2 疏通费和回扣 2 与代理、分销商和其他第三方合作 3 尽职调查和审批流程 3 危险信号 3 会计和记录保留要求 3 举报可能的违规行为 3 Avient 道德热线 4 防止打击报复 4 快速参考：ABAC 的需做事项和禁止事项 5   1 我们的反贿赂和反腐败全球政策 Avient 严格禁止在我们遍布全球的任何业务运营中出现 欺诈、贿赂和其他腐败商业行为。 subject= 4 • Avient 的法律总顾问，电子邮箱： legal.officer@avient.com • 法务部的任何职员 • Avient 道德热线 Avient 道德热线 道德热线面向全球，通过电话和网站提供 20 多种语言 的全天候服务。 Francisco Nakasato, 1700 13295-000 Itupeva Sao Paulo, Brazil 电话：+55 11 4593 9200 欧洲 地区总部，卢森堡 Pommerloch 19 Route de Bastogne Pommerloch, Luxembourg, L-9638 电话：+352 269 050 35 传真：+352 269 050 45 www.avient.com http://www.avient.com

All rights reserved. 38223Certificate No: 0313794IATF No: Facility: 1260 Carden Farm Drive Clinton, TN 37716 Activity: Warehousing & Distribution Facility: Avon Lake Engineered Materials Producer Services Division Suppor 33587 Walker Road Avon Lake, OH 44012 Facility: 33587 Walker Road Avon Lake, OH 44012 Activity: Logistics, Purchasing, Customer Service & Strategic Planning Activity: Logistics, Purchasing, Customer Service & Strategic Planning

I am a U.S. citizen or other U.S. person (defined below); and 4. No. 10231X Form W-9 (Rev. 10-2018) AVIENT CORPORATION AVIENT COLORANTS USA LLC ✔ 5 E 33587 WALKER ROAD AVON LAKE, OH 44012 3 4 1 7 3 0 4 8 8 1/15/2021 Form W-9 (Rev. 10-2018) Page 2 By signing the filled-out form, you: 1. You may cross out item 2 of the certification. 4.

Jan 30, 2025

Feb 05, 2025

Jan 30, 2025