Ltd Business Registration Number: 91320505799067336K Registered/ Operation Address: 13 Plant, No.855, Zhujiang Road, Suzhou New District, Jiangsu Province, China by reason of its Environmental Management System has been awarded this certificate for compliance with the standard ISO 14001:2015 The Environmental Management System Applies in the following area: Production and Related Management Activities of Plastic Colorant & Additive (UV Blockers, Anti-Aging,Anti-Oxidation) Certified since: June 6, 2012 Valid from: January 17, 2024 Valid until: January 7, 2027 the expiry date of last certification cycle: January 7, 2024 the date ofrecertification audit: December 21, 2023 to December 22, 2023 After a surveillance cycle, the certificate is valid only when used together with an Acceptance Notice of Surveillance Audit issued by CQC. This certificate and its relevant information can query in the website of Certification and Accreditation Administration of the People's Republic of China ( www.cnca.gov.cn). � 'PliiAPT ih �� � GNAS :::; 1�� ':t '"�� � =�� SYSTEM -si;�-;;db;:·x�-Zh��x� MEMBER OF ••••• ......... .· .•.. •·····--·· . . � IQNET CHINA QUALITY CERTIFICATION CENTRE Section 9, No.188, Nansihuan(the South Fourth Ring Road) Xilu(West Road), Beijing 100070, China http://www.cqc.com.cn A 0082431 20221:f=�&

Ltd Business Registration Number: 91320505799067336K Registered I Operation Address: 13 Plant, No.855, Zhujiang Road, Suzhou New District, Jiangsu Province, China by reason of its Quality Management System has been awarded this certificate for compliance with the standard ISO 9001:2015 The Quality Management System Applies in the following area: Production Activities of Plastic Colorant & Additive (UV Blockers, Anti-Oxidation, Anti-Aging) Certified since: January 8, 2009 Valid from: January 16, 2024 Valid until: January 4, 2027 the expiry date of last certification cycle: January 4, 2024 the date of recertification audit: December 21, 2023 to December 22, 2023 After a surveillance cycle, the certificate is valid only when used together with an Acceptance Notice of Surveillance Audit issued by CQC. CNAS C001-M i�,i� Signed by: Xie Zhaoxu MEMBER OF ••••• . . . . .... . .. ·.•······ . . . . . . . � IQNET CHINA QUALITY CERTIFICATION CENTRE Section 9, No.188, Nansihuan(the South Fourth Ring Road) Xilu(West Road), Beijing 100070, China http://www.cqc.com.cn A 0082281 2022.$!

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Additional information is available at https://www.cbp.gov/trade/forced-labor. • Treat employees with respect and refrain from harassing or discriminating against individuals based on race, sex, sexual orientation, gender identity, age, color, religion, national origin, disability, genetic information, protected veteran’s status, or other legally protected classifications. • Responsibly source Tantalum, Tin, Tungsten and Gold or their derivatives (3TG metals). In furtherance of the foregoing, we expect our Suppliers to: • Supply only conflict free 3TG metals to Avient; https://nam10.safelinks.protection.outlook.com/? url=https%3A%2F%2Fwww.cbp.gov%2Ftrade%2Fforced-labor&data=05%7C01%7Cjacqueline.thomson%40avient.com%7Ca0427e02fa1b4b576fe208db6dac207e%7C7bc21b5c83b04482be9e2825d33c1759%7C0%7C0%7C638224359373869329%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=xxFjS7ADNXRYgriLexntpLUCOyllzLGactoRmj2EoCE%3D&reserved=0 https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf https://www.avient.com/sites/default/files/2020-10/avient-conflict-minerals-policy-10.2020.pdf • Engage in due diligence of supply chains by following a nationally or internationally recognized due diligence framework; • Upon request, report to Avient on its due diligence process and certify that 3TG metals supplied to Avient from the Covered Countries are conflict free; and • Promptly report to Avient any supply chain changes regarding the origin of 3TG metals or conflict status. • Enable employees and other stakeholders to report questions or concerns related to your business, people or products. • Uphold freedom of association and the right to collective bargaining in accordance with applicable laws.

subject= http://Avient.com mailto:https://secure.ethicspoint.com/domain/media/en/gui/49178/index.html? UPPFÖRANDEKOD | 27 INNEHÅLLSFÖRTECKNING INTRODUKTION VÅR UPPFÖRANDEKOD RESPEKT FÖR ALLA ÄRLIGHET PÅ ARBETET INTEGRITET I VÅRA AFFÄRER BOLAGETS SOCIALA ANSVAR RESURSER https://www.avient.com/company/sustainability/sustainability-report http://Avient.com/sustainability https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 Vanliga frågor Fråga: Min överordnade sa åt mig att följa en ny avfallshanteringsprocedur, men jag är inte säker på att den är säker eller ens laglig. INNEHÅLLSFÖRTECKNING INTRODUKTION VÅR UPPFÖRANDEKOD RESPEKT FÖR ALLA ÄRLIGHET PÅ ARBETET INTEGRITET I VÅRA AFFÄRER BOLAGETS SOCIALA ANSVAR RESURSER UPPFÖRANDEKOD | 30 http://avient.ethicspoint.com http://avient.ethicspoint.com http://avient.ethicspoint.com Nordamerika Globalt huvudkontor Avon Lake, USA 33587 Walker Road Avon Lake, Ohio, USA 44012 Gratis inom USA: +1 866 765 9663 Telefon: +1 440 930 1000 Fax: +1 440 930 3064 Asien och Stillahavsområdet Regionalt huvudkontor Shanghai, Kina 2F, Block C 200 Jush Road Pudong, 201206 Shanghai, Kina Telefon: +86 (0) 21 6028 4888 Fax: +86 (0) 21 6028 4999 Sydamerika Regionalt huvudkontor Sao Paulo, Brasilien Av.

To download a high-resolution image, please click here: FOR MEDIA USE ONLY The initiative, sponsored by Avient Design, a highly specialized group of industrial designers and project engineers at Avient Corporation, began in September 2024, focusing on mentoring students in designing with Avient’s Polystrand™ thermoplastic composite materials, leading to the development of a range of innovative and practical product concepts.

The virtual Annual Meeting platform is fully supported across browsers and devices running the most updated version of applicable software and plugins. Safety and Health A top priority at Avient is the safety and health of our employees, and our ultimate goal is to operate injury free. In 2024, Mr.

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U-PVC WALL CEILING PRODUCER C O R R U G A T E D S H E E T • Achieved the beige color target with a uniform coloring process, ensuring a high- quality sheet appearance • Adjusted color strength in sheet production using online controls at the pump controller • Maintained a clean operation by eliminating powdery pigments in the workplace ColorMatrix Liquid Color Concentrates WHY AVIENT AVIENT SOLUTION PRODUCTIVITY + SAFETY LIQUID COLOR CONCENTRATES AND DOSING | AVIENTLEARN MORE • Reduces particulates from TiO2 bulk pigment use in the workplace • Color consistency and good surface finish • Maintain good mechanical properties and shore hardness of the extruded sheet • Compliance with heavy metal-free and RoHS regulations KEY REQUIREMENTS Copyright © 2025, Avient Corporation. All Rights Reserved. https://www.avient.com/products/polymer-colorants/liquid-color-concentrates-and-dosing https://www.avient.com/products/polymer-colorants/liquid-color-concentrates-and-dosing https://www.avient.com/products/polymer-colorants/liquid-color-concentrates-and-dosing Slide 1: U-Pvc wall ceiling Producer

行為準則》 | 17 目錄 介绍 我們的《行為準則》 尊重所有人 工作上的誠信 我們業務中的誠信 企業社會責任 資源與聯絡資訊 http://polynet/ethics/CorporatePolicies/InformationSystemsUsePolicies/tabid/1885/Default.aspx http://polynet/ethics/GlobalPrivacyandDataProtectionPolicies/tabid/1870/Default.aspx http://polynet/ethics/GlobalPrivacyandDataProtectionPolicies/tabid/1870/Default.aspx http://polynet/ethics/CorporatePolicies/CyberandDataIncidentResponsePolicy/tabid/2729/Default.aspx 內線消息與交易 您可能會在 Avient 發現與 Avient 或我們與之有業務往來的任 何公司有關的、尚未向公眾披露的重大資訊。 行為準則》 | 27 目錄 介绍 我們的《行為準則》 尊重所有人 工作上的誠信 我們業務中的誠信 企業社會責任 資源與聯絡資訊 https://www.avient.com/company/sustainability/sustainability-report http://Avient.com/sustainability https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 https://www.avient.com/company/sustainability/sustainability-report/products/no-surprises-pledge-0 問與答 問：我的主管要求我遵循新的廢棄物處理程序，但我不 確定該程序是否安全或合法。 目錄 介绍 我們的《行為準則》 尊重所有人 工作上的誠信 我們業務中的誠信 企業社會責任 資源與聯絡資訊 《行為準則》 | 30 http://avient.ethicspoint.com http://avient.ethicspoint.com http://avient.ethicspoint.com 北美 全球總部美國雅芳湖 33587 Walker Road Avon Lake, OH, United States 44012 免付費電話：+1 866 765 9663 電話：+1 440 930 1000 傳真：+1 440 930 3064 亞太地區 中國上海區域總部 201206 中國上海浦東 金蘇路 200 號 C 區 2 樓 電話：+86 (0) 21 6028 4888 傳真：+86 (0) 21 6028 4999 南美洲 巴西聖保羅地區總部 Av.