Shenzhen Bai Shi Ke Ni Technology Co., Ltd. Established in 1997.It'san electronic lock R & D, manufacturing, high-tech enterprises. BQ is our own brand,during the 15 years, we have been working closely to Texas Instrumet company ,we use their chip developed electronic lock.Especially in the low-power, our technology and the world-renowned electronic lock manufacturers such as KABA, vingard, sallock competition. in the same time , We also OEM some USA brand lock for the U.S. market. In ...   |