11229-2006-CHN-IATF IATF Certificate No: 0573810 Valid: 21 May 2025 – 20 May 2028 This is to certify that the management system of PolyOne - Suzhou, China EM Sector, 77 Shenggang Street, Suzhou Industrial Park, Suzhou, Jiangsu, China 215024 (USI: CF4943) and, if applicable, the remote supporting locations as mentioned in the Appendix accompanying this Certificate has been found to conform to the Quality Management System standard: IATF 16949:2016 This certificate is valid for the following scope: DESIGN AND MANUFACTURE OF PLASTIC COMPOUNDING MATERIAL EXCLUSION: NONE http://www.dnv.com Certificate no.: 11229-2006-CHN-IATF IATF Certificate No: 0573810 Place and date: Katy, TX, 22 May 2025 Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ACCREDITED UNIT: DNV Business Assurance USA Inc., 1400 Ravello Drive, Katy, TX, 77449-5164, USA - TEL: +1 281-396-1000. www.dnv.com Page 2 of 2 Appendix to Certificate PolyOne - Suzhou, China Remote Support Locations included in the certification are as follows: Site Name Site Address RSL Activities Certification Body Avient China Co., Ltd. EM Sector, 77 Shenggang Street, Suzhou Industrial Park, Suzhou, Jiangsu, China 215024 (USI: T2HN2N) Sales, Contract Review DNV PolyOne Management (Shanghai) Co., Ltd.

In the course of their research into material options, the manufacturer’s team invited Avient to suggest options for an alternative TPV based on its global reputation for superior products and service. With Avient’s assistance and experience in medical device applications, the manufacturer immediately realized the following lifts: Reliable JIT supply chain: The Versalloy material needed by the customer was reliably supplied by Avient in just three weeks instead of the typical six week lead time.

In the course of their research into material options, the manufacturer’s team invited Avient to suggest options for an alternative TPV based on its global reputation for superior products and service. With Avient’s assistance and experience in medical device applications, the manufacturer immediately realized the following lifts: Reliable JIT supply chain: The Versalloy material needed by the customer was reliably supplied by Avient in just three weeks instead of the typical six week lead time.

In the course of their research into material options, the manufacturer’s team invited Avient to suggest options for an alternative TPV based on its global reputation for superior products and service. With Avient’s assistance and experience in medical device applications, the manufacturer immediately realized the following lifts: Reliable JIT supply chain: The Versalloy material needed by the customer was reliably supplied by Avient in just three weeks instead of the typical six week lead time.

Unidirectional fibers and engineered thermoplastic resins combine to create CFRTP tapes & laminates Avient Design Durable, lightweight and impact-resistant engineered composite panels for marine applications

Handelsregisteramt des Kantons Basel-Landschaft BASEL LANDSCHAFT lpt Firmennummer cHE-112.279.714 Rechtsnatur Gesellschaft mit beschränkter Haft ung Eintragung 18.03.2005 Löschung Ubertrag CH-280.3.008.468-3 von: CH-280.3.008.468-3/a auf: 1 lllllililililIil ilril il Alle Eintragungen Ei Lö Firma Rel Sitz 1 1 2 2 2 2 elarian*ebsties feoatings-AG @ Avient Switzerland GmbH (Avient Switzerland LLC) 1 Muttenz Ref Stammkap. CHF) Ei Ae Lö Stammanteile Gesellschafter (siehe Personalangaben) Ei Lö Domiziladresse 1 30'804'000.00 2 2 21'563 x 1'000.00 9'241x 1'000.00 Colormatrix Holdings, lnc. (41 42456) PolyOne Europe Finance S.ä.r.1. Peter, von Luzern, in Bottmingen Colormatrix Holdings, lnc. (4142456), in Wilmington (US) PolyOne Europe Finance S.ä.r.1.

Material Selection Bill Of Materials Engineering

Vice President of Sustainability The Avient Sustainability Promise As a leading provider of specialized and sustainable material solutions, Avient is committed to meeting the needs of the present without compromising future generations’ ability to do the same.

COMPARISON GUIDE Frost LED Vinyl Lens Materials vs. Processing conditions can cause material properties to shift from the values stated in the information. PolyOne makes no warranties or guarantees respecting suitability of either PolyOne’s products or the information for your process or end-use application.

Engineered Polymer Services Working with White, Avient helped to bring his invention to life– the USee™ vision testing system. To bring USee™ from concept to completion, Avient’s team of industrial designers and engineers combined their expertise in materials science, manufacturing and design to overcome performance and production challenges.