HENLV.　
     Constant rate of Shanghai Science and Technology Co., Ltd. is a power-R & D, design, production, sales, as one technology company, the main production base in China's Zhejiang Province, Ningbo City Economic and Technological Development Zone, general service, component   procurement and market research established In Shanghai, China, the various issues to the centre of Ningbo factory, the company currently is implementing Anbu external direct sales approach.　　　　 
     
       Companies strong technical force, the number of secondary school professionals accounted for 80% of the total, undergraduate and above accounted for 16%, with advanced production equipment, such as automated testing device, controlled aging room, and so on, all the materials used products yuan foreign famous brands of electronic components , before shipping strictly carry thermal cycles and aging time (48 hours), environmental demonstration projects such as simulation tests, all the products necessary for the production, engineering, quality three links, and the implementation of 100 percent of qualified only after the ship , the basic product has achieved lead-free process (for RoHS Directive).