Shenzhen Quedun Co., Ltd. is based in China and lists products on Global Trade Plaza including the Finchshield Invisible Remote Control Lock and Finchshield Remote Control. The company lists 2015 as its year of establishment. The Finchshield Invisible Remote Control Lock features a no key hole design, remote control operation, long battery life using two 1.5v batteries for up to 8 months, built-in stealth antenna, diamond cutting shape, rolling encryption technology, indoor and outside emergency unlocking functions, low power LED flash reminder, and voltage too low automatic lock function. The Finchshield Remote Control operates at 315mhz (±500khz), uses a button battery CR2032 (3v), has a battery life of up to half a year with 20 uses per day, works in temperatures from -20°c to 80°c and humidity from 5% to 60%, and can register up to 16 remote controls while being equipped with 3 standard remote controls. Buyers can send an enquiry through Global Trade Plaza.