质量管理体系认证认证 Certificate No.：04621E14082R0S We hereby certify that the organization: Fiber-Line Asia Pacific (Changzhou) Co., Ltd. Unified social credit code: 91320412MA1NMF5W4P is in conformity with Environmental Management System Standard: GB/T24001-2016 / ISO14001:2015 The certificate is valid to the following product(s)/service: Textile (Yarn), Glass Products (Yarn) Coating Processing and Related Management Activities Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

质量管理体系认证认证 Certificate No.：04624Q15809R1S We hereby certify that the organization: Fiber-Line Asia Pacific (Changzhou) Co., Ltd. Unified social credit code: 91320412MA1NMF5W4P is in conformity with Quality Management System Standard: GB/T 19001-2016 / ISO 9001:2015 The certificate is valid to the following product(s)/service: Coating Processing of Textile (Yarn) and Glass Products (Yarn) Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

环境管理体系认证 Certificate No.：04624E12884R1S We hereby certify that the organization: Fiber-Line Asia Pacific (Changzhou) Co., Ltd. Unified social credit code: 91320412MA1NMF5W4P is in conformity with Environmental Management System Standard: GB/T 24001-2016 / ISO 14001:2015 The certificate is valid to the following product(s)/service: Coating Processing of Textile (Yarn) and Glass Products (Yarn) and Related Management Activities Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

Delaware The First State Page 1 5799827 8100 Authentication: 202256240 SR# 20210072080 Date: 01-11-21 You may verify this certificate online at corp.delaware.gov/authver.shtml I, JEFFREY W. BULLOCK, SECRETARY OF STATE OF THE STATE OF DELAWARE, DO HEREBY CERTIFY THE ATTACHED IS A TRUE AND CORRECT COPY OF THE CERTIFICATE OF AMENDMENT OF “CLARIANT PLASTICS & COATINGS USA LLC”, CHANGING ITS NAME FROM "CLARIANT PLASTICS & COATINGS USA LLC" TO "AVIENT COLORANTS USA LLC", FILED IN THIS OFFICE ON THE ELEVENTH DAY OF JANUARY, A.D. 2021, AT 10:39 O`CLOCK A.M. AND I DO HEREBY FURTHER CERTIFY THAT THE EFFECTIVE DATE OF THE AFORESAID CERTIFICATE OF AMENDMENT IS THE FIFTEENTH DAY OF JANUARY, A.D. 2021.

Certificate of Amendment Loi canadienne sur les sociétés par actionsCanada Business Corporations Act Certificat de modification Avient Colorants Canada Inc. 942266-8 Corporate name / Dénomination sociale Corporation number / Numéro de société Raymond Edwards Date of amendment (YYYY-MM-DD) Date de modification (AAAA-MM-JJ) Director / Directeur 2021-01-15 I HEREBY CERTIFY that the articles of the above-named corporation are amended under section 178 of the Canada Business Corporations Act as set out in the attached articles of amendment.

Contacts Public Contact First Name: * Brian Last Name: * Greer Position: * EHS Manager Telephone: * 5192150535 Ext Fax Email: * brian.greer@polyone.com Person responsible for the Toxic Substance Reduction Plan preparation First Name: * Darryl Last Name: * Chartrand Position: * Senior Air Quality Technologist Telephone: * 4164999000 Ext 73642 Fax 4164994687 Email: * darryl.chartrand@ch2m.com Employees Employees Number of Full­time Employees: * 16 Copy of Certifications of Plan Copy of Certifications of Plan Upload Document A copy of the certification statement(s) from the Highest Ranking Employee and the Licensed Planner(s), for the Toxic Substance Reduction Plan for which the Plan Summary is being submitted are required. Please upload a single document containing all certifications. Do not upload any certification statements that are dated after December 31.