40-year experience in security industry, as the first intercom system manufacturer in China. Covering an area of 62500©O with a registered capital of £¤71.68 million.  Owns Software&Hardware development center, Design center, Testing lab, Tooling workshop & Plastic injection workshop (with manipulator), SMT (with AOI test) workshop, and Assembly workshop.  Product line including professional video/audio doorphone system, DIY video/audio doorphone, ip camera, smart home system, Wireless alarm system/alarm, and Wireless doorbell etc. Offers OEM/ODM service to several international famous brands, customers covering over 50 countries all over the world.  The Well-Known Export-Oriented Enterprise in China. Also the winner for "Sino Famous Export Brand" and "Sino Hi-Tech Enterprise" from Ministry of Commerce and Department of Foreign Trade.