About Us
About Us

Certification

Dongguan Legion Electronic Hardware Co., Ltd. High-Tech Certification
Dongguan Hooya Electronics Co., Ltd. – High-Tech Enterprise Certification
Connector Member Units
Global Resources Premium Suppliers
Innovative Small and Medium-sized Enterprises
2016 Outstanding Supplier
China Manufacturers Network Certified Supplier
Six ISO9001 certificates
Six ISO9001 certificates EN
Haoyu ISO9001 Certificate
Haoyu ISO9001 Certificate EN
Honghao 16949 Certificate EN
Honghao 16949 Certificate
ISO 14001
ISO 14001
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Invention patent

Utility Model Patent Certificate—A Conveniently Adjustable Switch—Dongguan Liu Jun Electronic Hardware Co., Ltd.
Utility Model Patent Certificate—A Ship-Shaped Switch with Anti-Misoperation Feature—Dongguan Liu Jun Electronic Hardware Co., Ltd.
Utility Model Patent Certificate – A Rocker Switch with Overload Protection Function – Dongguan Liu Jun Electronic Hardware Co., Ltd.
Utility Model Patent Certificate—A Non-Loosening Power Socket—Dongguan Liu Jun Electronic Hardware Co., Ltd.
Utility Model Patent Certificate – A Rotary Switch – Dongguan Liu Jun Electronic Hardware Co., Ltd.
Appearance Design – Rotary Switch – Dongguan Liujun Electronic Hardware Co., Ltd.
Utility Model Patent Certificate—A Power Socket with a Protective Device—Dongguan Liu Jun Electronic Hardware Co., Ltd.
Utility Model – A Multi-Position Rotary Power Switch
A multi-functional high-current charge and discharge connector
2021-11-25 A multi-position miniature toggle switch (certificate)
2021-11-25 A charging socket with self-locking feature (certificate)
2021-11-25 A vertical high-current charging socket (certificate)
2021-11-25 A high-current charging socket (certificate)
2021-11-25 A waterproof USB connector (certificate)
2021-11-25 A vertical waterproof charging socket (certificate)
2022-7-20 A toggle switch terminal bending machine (certificate)
2022-7-20 A toggle switch assembly machine (certificate)
2021-11-30 A multi-functional high-current charge and discharge connector (certificate)
2022-7-6 A high-current, waterproof electric vehicle charging connector (certificate)
2023.9.12 Alignment Jig for a New Type of Connector
2022-7-20 A disc-type toggle switch assembly device (certificate)
Utility Model—A Processing Device for Power Switch Baseplates—Patent Certificate
20230109 A transfer charging connector suitable for different voltage platforms (certificate) (1)