Company Introduction

Tri-Circle---Since 1930
Yantai Tri-Circle Lock Industry Group Co.,Ltd. Established in 1930, is the oldest and biggest lock manufacturer in China. With more than 80 years of tradition behind it, Tri-Circle has developed in revenue terms into the world market leader in padlocks, door locks, bicycle locks, chain locks, wire locks, combination locks, fingerprint locks, lock body, automotive locks, anti-theft doors, magnetic card locks, etc.. Tri-Circle is also a successful player in the security, time management and access control segments. The annual output reaches 200million pieces/sets, with annual sales volume of RMB1500 million and earning foreign exchange USD40million. Yantai Tri-circle Hardware Co.,Ltd. Is one of subsidiaries of Yantai Tri-circle Lock Industry Group Co., Ltd., which handles all exporting business for tri-circle door locks, cable locks, lock parts etc..
Design excellence and aesthetic elegance are at the core of the brand promise embodied in the Tri-Circle name. Innovative and design-oriented products and solutions also contribute to the international success enjoyed by the company: Tri-Circle brand locks have won the only highest quality award-Gold Award in the national lock manufacturing line, and taken the lead to pass ISO9000, enjoyed high prestige at home and abroad and honored as "King of Lock" by customers for superior quality and credit.
"Tri-Circle" trade mark was registered in 1952, and approved by Trademark Office of China State Administration for Industry & Commerce as "China Renowned Trademark" in January. 1999, which is the only one in lock manufacturing line so far. On Jan.28.2002, it was ranked among "China Ten Kings of Locks" by China National Hardware Association. In 2009, Tri-Circle technical center was approved as National Level R&D Center. In 2012, Tri-Circle established the joint venture Yantai DORMA Tri-Circle Lock Co. together with a renowned Germany lock manufacturer.