No. 32, Middle Xianggang Road, Shinan Dist., Qingdao, Shandong, China (Mainland)

professional, stated lock business from 1954, good experience on locks business, 4 main production bases, good production ability, best developing department, first-class after-sale services...

XINAN HE ROAD NO47, Yantai, Shandong, China

Yantai Tri-Circle Lock Industry Group Co., Ltd. established in 1930 is the oldest lock manufacturer in China. Yantai Tri-Circle International Trade Co., Ltd. is one of subsidiaries of Yantai Tri-Circl...

Haier Road, Qingdao, Shandong, China

QingDao Tri-Link Lock Group Co., LTD. was founded in August 2003, is an export oriented enterprises of various locks, exports more than 100 countries in five continents and regions. Company has receiv...

West Xinqiao Road Yantai Shandong ***, West Xinqiao Road

When it comes to the field of medicine we understand the worth of quality, effectiveness, safety and hygiene. To incorporate all these factors in our Door Lock we have developed technologically advanc...