CERTIFICATE Signed for the certification body: Eric Louys Chairman Certification Committee CERTIFICATE EN ISO 50001 : 2018 Energy Management System VINÇOTTE nv Jan Olieslagerslaan 35, 1800 Vilvoorde, Belgium This is to certify that Avient Located at Rue Melville Wilson 2 5330 Assesse Belgium has established and maintains an energy management system according the requirements of EN ISO 50001 : 2018 “Energy Management System” for: Design and manufacture of colour and additive concentrates, thermoplastic resins and speciality compounds This certificate is based on the result of an energy audit documented in the audit report 61231731.

Exclusive Limited Warranty. Exclusive Remedy and Limitation of Liability. requirements or limitations under Laws and Standards.

It is limited to a number of cavities such as (4, 8, 16, 32, 64). Optimizing Injection Velocity The objective of this step is to find where the injection velocity will fill out the part completely, and not pressure limit the machine. Values reported as “typical” or stated without a range do not state minimum or maximum properties; consult your sales representative for property ranges and min/max specifications.

公公公公 司司司司 更更更更 改改改改 名名名名 稱稱稱稱 證證證證 明明明明 書書書書 CERTIFICATE OF CHANGE OF NAME 本 人 謹 此 證 明 I hereby certify that POLYONE HONG KONG HOLDING LIMITED 已 藉 特 別 決 議 更 改 其 名 稱 ， 該 公 司 根 據 having by special resolution changed its name, is n ow incorporated under the 香 港 法 例 第 622 章《 公 司 條 例 》註 冊 的 名 稱 現 為 Companies Ordinance (Chapter 622 of the Laws of Hon g Kong) in the name of Avient Hong Kong Holding Limited 本 證 明 書 於 二二二二 ＯＯＯＯ 二二二二 一一一一 年 八八八八 月 二二二二 日 發 出 。

Limited PO Box 2137, Jeddah 22758 Saudi Arabia Has been assessed and found to meet the requirements of ISO 9001:2015 This certificate is valid for the following scope of operations: Production and Supply of Color and Additive Master Batches Authorised by: Stan Wright Director Date of Certificate Issue: 17 October 2022 Certificate Valid Until: 29 September 2025 Recertification audit before 30 August 2025. This certificate is the property of SN Registrars (Holdings) Limited and remains valid subject to satisfactory annual Surveillance audits. SN Registrars (Holdings) Limited Certificate Number: DAS 65732900/31/Q Rev: 003 Registration House, 22b Church Street, Rushden, Northamptonshire, NN10 9YT, UK Tel: +44 (0) 1933 381859 Email: enquiries@snregistrars.com Web: www.snregistrars.com Company number: 07659067 mailto:enquiries@snregistrars.com http://www.snregistrars.com/

Limited PO Box 2137, Jeddah 22758 Saudi Arabia Has been assessed and found to meet the requirements of ISO 14001:2015 This certificate is valid for the following scope of operations: Production and Supply of Color and Additive Master Batches Authorised by: Stan Wright Director Date of Certificate Issue: 20 December 2022 Certificate Valid Until: 19 December 2025 Recertification audit before 20 November 2025. This certificate is the property of SN Registrars (Holdings) Limited and remains valid subject to satisfactory annual Surveillance audits. SN Registrars (Holdings) Limited Certificate Number: DAS 18788177/31/E Rev: 001 Registration House, 22b Church Street, Rushden, Northamptonshire, NN10 9YT, UK Tel: +44 (0) 1933 381859 Email: enquiries@snregistrars.com Web: www.snregistrars.com Company number: 07659067 mailto:enquiries@snregistrars.com http://www.snregistrars.com/

En kund, leverantör eller tredje part • invänder mot avtalade utfästelser avseende efterlevnad av lagar om mutbrotts- och korruptionsbekämpning • söker avtalsbegränsande konkurrens • delar upp ett inköp i ett antal mindre inköp för att kringgå godkännanden som krävs av staten eller Avients ledning • ägs eller styrs av en offentlig tjänsteman eller någon som står nära en tjänsteman • ber om prisjusteringar ”under bordet” eller med kontanter • är ovillig att tillhandahålla uppgifter som är nödvändiga för att Avient ska kunna utföra due diligence-besiktning • En leverantör eller annan tredje part • begär betalning till ett privat eller utländskt bankkonto • saknar erfarenhet av produkten, området eller branschen alternativt kompetent personal • invänder mot en detaljerad arbetsbeskrivning Krav avseende redovisning och bokföring Enligt de flesta lagar om mutbrotts- och korruptionsbekämpning måste Avient och dess närstående bolag föra korrekta och detaljerade räkenskaper och bokföringar samt upprätthålla ett adekvat system av interna kontroller.

Exclusive Limited Warranty. Exclusive Remedy and Limitation of Liability. Buyer acknowledges that the use of Product may be subject to requirements or limitations under Laws and Standards.

Exclusive Limited Warranty. Exclusive Remedy and Limitation of Liability. Buyer acknowledges that the use of Product may be subject to requirements or limitations under Laws and Standards.

Exclusive Limited Warranty. Exclusive Remedy and Limitation of Liability. Buyer acknowledges that the use of Product may be subject to requirements or limitations under Laws and Standards.