???SIDA Electric? is short for XUCHANG SIDA Electric Power Equipment Co., Ltd, professional production company of anti-theft nut, which is the first domestic enterprise that passed the quality test by BEIJING electric scientific research institute, the first enterprise that accept insurance by PINGAN Insurance Co. Ltd, and also the first enterprise that passed ISO9001?2000 international quality management system certification.??Our company located at birthplace of Three Kingdom culture ?XUCHANG. In its north is XinZheng international airport, JingZhu and ZhengShi express way walk through two sides of the company, superior situation and convenient transportation.     More than 200 people work in our company now. There exist ten department in our company, such as sale department, product department, market department, quality department, logistic department, supply department, finance department, office, laboratory and product room. rely on leading production technology in china, we have a lot of advanced shearing, milling and drilling production device and sophisticated test means, and a set of advanced test equipment and sophisticated quality monitoring system, such as torque experiment machine, pressure experiment machine, layer thickness meter, Leeb hardness tester and salt fog tester. We also maintain long time technology communication and cooperation with several domestic authoritative institute actively, and have been hard working on production quality promotion and technology update.??