... payment MOQ 1 units OEM/ODM Supply Port Shenzhen,Hongkong,ShanghaiCertifications UL Cert. YISO Cert. ISO9001 : ... Rigao Electronics Co., Ltd, is privately held Shenzhen corporation dedicated to providing electronic engineering and manufacturing services ... including computer, home appliances, consumer products, telecom, scientific research institutes, etc.Our manufacturing and quality control processes ...