NSK ( Shen Zhen) Control Technology CO,. Ltd

NSK (Shenzhen) Control Technology Co., Ltd is a China Shenzhen based product development and manufacturing company. In the past five years, we have been focusing on audio and video intercom system. by the end of 2008, CX System, NCX System, TW System, PBX System and DWL System had been designed, tested, produced and marketed in different  regions  around 60  counriries of  the  word  and are  exploring  more [详细介绍]