Shenzhen Cheshen Electrical Science & Technology Co., Ltd. is a manufacturer engaged in developing and manufacturing car security products and biometric products."Fingerprint for Car Security", using the unique characteristic of human's fingerprint,is a new product produced by us,technology offered by RICH USA INC based in USA and Chongqing Communication Engineering Institute of Chongqing University.This product is the most advanced car security system in world till now.It has fingerprint identification function,fingerprint alarm function,auto-start function,cell phone switching to car phone function,etc. This product has passed the inspections from AQSIQ and registered the patent in China as well.