Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com http://www.avient.com/

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This Policy does not create a contract of employment, and does not alter an employee’s status as an at-will employee. http://polynet/ethics/Portals/23/documents/Cyber%20and%20Data%20Incident%20Response%20Policy/Cyber_Incident_Response_Policy-September%202018_EN%20-%20v1.pdf http://polynet/ethics/Portals/23/documents/Cyber%20and%20Data%20Incident%20Response%20Policy/Cyber_Incident_Response_Policy-September%202018_EN%20-%20v1.pdf Confidential 6 Avient IT Department Information Systems Use Policy September 1, 2021 APPENDIX A: DEFINITIONS In addition to those terms defined within the body of this Policy, the following definitions are used: “Avient Data” – includes (a) all data and information generated, stored, collected, or processed by Avient through Information Systems; (b) all information under the control of Avient and originating from, belonging to, or received from customers, suppliers, or third parties; (c) all data and information regarding intellectual property of Avient; and (d) purely intra-Avient information connected to individual employees, such as Information System usernames, passwords, and company ID.

Page 1 of 2 https://abs.ez2xs.com IATF 16949:2016 , First Edition Certificate Of Conformance ANNEX Certificate No: 63431 IATF No: 0566308 Avient de México, S.A. de C.V. Page 2 of 2 https://abs.ez2xs.com

Learn more about our approaches to accomplishing these commitments throughout this report. https://www.there100.org https://endplasticwaste.org/about/

This literature shall NOT operate as permission, recommendation, or inducement to practice any patented invention without permission of the patent owner. 1.844.4AVIENT www.avient.com Take a closer look at the research and testing behind TPEs with antimicrobial additives in our white paper published in Polymer Engineering & Science. https://doi.org/10.1002/pen.25815 https://doi.org/10.1002/pen.25815

12950 Worldgate Drive, Suite 800, Herndon, VA 20170-6007 USA A Member of the BSI Group of Companies. https://pgplus.bsigroup.com/CertificateValidation/CertificateValidator.aspx? Americas Headquarters: BSI Group America Inc., 12950 Worldgate Drive, Suite 800, Herndon, VA 20170-6007 USA A Member of the BSI Group of Companies. https://pgplus.bsigroup.com/CertificateValidation/CertificateValidator.aspx?

No. 1, Qihang Industry Park, Haoxiang Road, Shajing Town, Baoan, Shenzhen, Guangdong, China 518104 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: Development and Manufacture of Masterbatch, Pigment Concentration, Plastisol; Manufacture of Plastic Compounding Material http://www.dnv.com/assurance 证书制作地点及日期: 证书认可签发机构: 上海, 2024年10月 10日 DNV - Business Assurance 中国上海市长宁区虹桥路1591号9号楼A座 邮编: 200336 电话: +86 21 32799000 朱海明 管理代表 未履行认证协议中规定条款会导致此证书失效，获证组织必须定期接受监督审核并经审核合格此证书方继续有效。 获得认可的单位: DNV Business Assurance B.V., Zwolseweg 1, 2994 LB, Barendrecht, Netherlands - TEL: +31(0)102922689. www.dnv.com/assurance 本证书信息可在国家认证认可监督管理委员会官方网站（WWW.CNCA.GOV.CN） 上查询 管理体系认证证书 证书号码: 3033-2006-AQ-RGC-RvA 首次签发日期: 2018年11月 07日 有效期限: 2024年11月 08日 – 2027年11月 07日 兹证明 普立万聚合体（深圳）有限公司 中国广东省深圳市宝安区沙井镇蚝乡路启航工业园1号 518104 统一社会信用代码：9144030076498189X0 质量管理体系符合 : GB/T 19001-2016 / ISO 9001:2015标准 此证书对下列范围有效: 色母粒，色浆，增塑溶胶的开发和制造；塑料改性材料的制造 http://www.dnv.com/assurance WWW.CNCA.GOV.CN）上查询