This is to certify that Fiber-Line, LLC 280 Performance Drive SE, Hickory, North Carolina 28602 USA Quality Management System ISO 9001:2015 Manufacture of textile components to cable manufacturers.

A M E R I C A & A S I A • Eliminate voids in plastic that create quality issues • Reduce high scrap rates due to sink marks • Improve low strength-to-weight ratio due to voids • Reduce long cycle times • Run more fractional melt / low melt flow resins • Improved cell structure and physical properties • Removed sink marks to reduce scrap rates • Improved gas retention when used with N2 physical foam • Reduced short shots for lower scrap rates • Improved melt flow and created a more controllable foaming process • Provided greater ability to process low melt flow resins Excelite™ IM Chemical Foaming Additives KEY REQUIREMENTS* WHY AVIENT?

C A S T A N D B L O W N F I L M LEADING PACKAGING FILM SUPPLIER • Improve quality, limiting melt fracture and die built up • Increase productivity, reducing cleaning frequency • More sustainable manufacturing process • Regulatory compliance HIFORMER™ Liquid Polymer Processing Aid AVIENT SOLUTION • Increased processing efficiency and overall productivity with low let down ratio • Delivered significant improvement in melt fracture and die build up • Sustainability benefits provided, including possibility for longer production runs, reduced energy consumption and less waste WHY AVIENT K E Y RE Q U I RE M E N T S P R O D U C T I V I T Y + S U S TA I N A B I L I T Y LEARN MORE

Pipe Mfg Liquid Color App Snapshot final (1) PIPE MANUFACTURER P R E S S U R E / N O N - P R E S S U R E P I P E S • Provide a safe and compliant manufacturing environment for all team members • Improve weatherability and outdoor exposure longevity in field and yard environments • Increase color consistency and enhance pipe appearance • Reduce scrap rates and eliminate order rejections • Meet required compliance and regulatory approvals • Incur no capital expense for dosing & handling equipment • Provided a customer-centric approach focused on gaining operational efficiencies to support an improved manufacturing environment • Offered formulation expertise and problem-solving experience to upgrade pipe performance • Attained finely dispersed TiO2 and color distribution throughout the pipe, meeting quality requirements while reducing scrap rates • Delivered solutions with extensive NSF, UL and pipe industry approvals • Supplied dosing equipment to eliminate capital costs, backed with on-call technical support ColorMatrix™ Liquid Colorant + Dosing Equipment KEY REQUIREMENTS WHY AVIENT?

Unified social credit code: 91320412MA1NMF5W4P is in conformity with Quality Management System Standard: GB/T19001-2016 / ISO9001:2015 The certificate is valid to the following product(s)/service: Textile (Yarn), Glass Products (Yarn) Coating Processing Registration Address/ Physical Address: R&D Workshop 5, No. 8, Lanxiang Road, West Taihu Science and Technology Industrial Park, Changzhou City, Jiangsu Province, P.

Quality Management System Certificate of Approval This is to certify that the QMS of Avient Saudi Industries Co.

APPLIANCE MANUFACTURER E L E C T R O N I C C A R D H O L D E R • UL 94 and glow wire properties • Easy to mold for complex geometries • Mechanical properties for snap hooks • Easy to process • Good cost/performance • Utilized material expertise and experience to provide a formulation that met UL and IEC standards • Met agreed specification within narrow tolerances • Provided consistent quality • Met Turkish and EU regulations including REACH and RoHS Maxxam NHFR Non-Halogen Flame Retardant Polyolefin Formulation KEY REQUIREMENTS WHY AVIENT?

MEDICAL DEVICE MANUFACTURER S T E T H O S C O P E S • Provide a silicone paste colorant dispersion for liquid silicone rubber (LSR) to use in stethoscope ear tips • Create a custom-colored vinyl plastisol formulation for stethoscope tubing • Harmonize color across materials to meet specific process and performance requirements • Deliver effective communication and cross-functional collaboration • Offered dependable silicone paste colorants that allowed for comfort and easy sterilization • Provided a colored vinyl plastisol to reduce tackiness and support product longevity • Collaborated internally to align all materials and provide color consistency across components • Supported fast color changes and met quality specifications through constant communication and technical expertise Silcopas Silicone Paste Colorants and CORE Vinyl Plastisols for Healthcare KEY REQUIREMENTS WHY AVIENT?

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.

Müller, CEO sqs.ch Swiss Made Member of Swiss Association for Quality and Management Systems (SQS) Bernstrasse 103, 3052 Zollikofen, Switzerland