Bai Fu Co., Ltd is a professional electronic and mechanical locks and hardware manufacturer, established in Taiwan since 1979. We marketed our brand under ARMSTRONG to our world wide customers in the world over 80 countries. Our product line includes: electronic wooden and glass cabinet locks, RFID / digital password / fingerprint / Bluetooth cabinet locks, combination locker lock, wooden / glass / steel furniture locks, standoff, shop fittings/ glass cabinet hinges, shower hinges, glass handle, smart locker, etc… Invisible RFID cabinet locks is the most popular product which can be used for gun / alcohol / medicine / safe cabinet. The new non-battery invisible lock is the most innovative product which does not require any batteries inside – Higher security and environment-friendly. Please visit our website: www.armstronglocks.com to find out more about company and product line.