Jiangmen city co-yu smart technology co. Ltd. Is a direct subsidiary of the hong kong co-yu group and is one of china's leading producers of smart door locks, producing china's first-largest foreign village, jiangmen, based in the pearl river delta in guangdong province, where china gave priority to locking the smart door. Corporate products are developed, produced, sold and maintained as one. The company introduced the smart door lock on foreign technology development in 1993, the magnetic doorlock in 1993, the ic doorlock in 1995, the induction doorlock in 2000, the electronic cabinet lock in 2003 and the fingerprint lock in 2006. The company is the vice-president of china's locker, and has received the title of china's good locked enterprise, china's ten jia smart door-locked brand, the high honour of the hotel industry, the chinese hotel kimma award. The chinese hotel industry's winga smart gate-locked suppliers, and china's gold industry technology creation strategic alliance. The company has built its own 26,000 square metres of large industrial parks, along with well-developed production equipment, full-scale self-production, self-contained product laboratories and smart lock production at the top of the industry. The company introduced advanced production technologies and management systems abroad to synchronize product standards internationally. Enterprises have iso 9000: 2008 iqs certification. Implementation of the enterprise management system (ems) for the gold disk erp. The smart door lock product was developed and produced in cooperation with korea intel smart systems ltd., in conjunction with the successful design pen and manufacturing process of the south korean smart lock, an excellent production base in mainland china. Improving/upgrading product performance, quality and better controlling product costs。