GUANGYU GROUP · HONGCHENG OPTOELECTRONICS

Quality & Certifications

Hongcheng Optoelectronics is a member of Guangyu Group. The group's semiconductor manufacturing entity, Guangdong Guangyu Semiconductor Technology Co., Ltd., is certified to both ISO 9001:2015 (Quality Management) and ISO 14001:2015 (Environmental Management), covering the production and sale of light-emitting diodes — international management standards behind every LED we ship.

ISO 9001:2015 Quality Management ISO 14001:2015 Environmental Management

Certificates verifiable at China's National Certification and Accreditation Administration · www.cnca.gov.cn

Management System Certificates

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QUALITY MANAGEMENT

ISO 9001:2015 Quality Management System

Certificate No.73124Q0519R0S

StandardGB/T 19001-2016 / ISO 9001:2015

HolderGuangdong Guangyu Semiconductor Technology Co., Ltd. (Guangyu Group — Hongcheng's manufacturing entity)

ScopeProduction and sale of light-emitting diodes

Issued byGuangdong Zhonghui Certification Co., Ltd. (ZHC)

Issue dateOctober 15, 2024

Valid untilOctober 14, 2027

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ENVIRONMENTAL MANAGEMENT

ISO 14001:2015 Environmental Management System

Certificate No.73124E0520R0S

StandardGB/T 24001-2016 / ISO 14001:2015

HolderGuangdong Guangyu Semiconductor Technology Co., Ltd. (Guangyu Group — Hongcheng's manufacturing entity)

ScopeEnvironmental management activities involved in the production and sale of light-emitting diodes

Issued byGuangdong Zhonghui Certification Co., Ltd. (ZHC)

Issue dateOctober 15, 2024

Valid untilOctober 14, 2027

Product-Level Compliance

RoHS

RoHS Compliant

All product lines comply with RoHS restricted-substance requirements; material declarations and third-party test reports available on request.

Halogen-Free

Encapsulation materials meet IEC 61249-2-21 halogen-free requirements for high-end electronics.

AEC-Q

Automotive Grade

Automotive-grade products tested against AEC-Q102 items are available, with reliability test reports supporting customer qualification.

Quality Control System

> 95%Grade-A square chips with full-parameter binning — over 95% same-bin consistency in brightness, wavelength and voltage

Au WirePure gold / alloy wire bonding — no copper or aluminum wire; imported silicone encapsulation optional

50 ppm100% high-temperature burn-in screening cuts early failure rate from 5,000 ppm to a 50 ppm level

200 KK40 fully automated packaging lines, 200KK monthly capacity, full batch traceability

Factory Audit · Certificate Verification · Datasheets

Datasheets and reliability data are available in our Download Center — contact us anytime for support.

Tel / WeChat +86 139 2571 4318 sales@led-hc.com

Dongguan Hongcheng Optoelectronics Co., Ltd

Domestic: Dongguan Hongcheng Optoelectronics Co., Ltd

Overseas: GTY Group International (HK) Co., Limited

Address: Dongguan, Guangdong, China | Email: sales@led-hc.com

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