Shenzhen Holder Electronic CO., LTD is a company which produce hotel smart product, such as RF lock, hotel software and camera. over the years, under the principal of "depending of the scientific management, making quality products, keeping progressing, meeting customers, needs constanty. our company passed ISO9001 Quality management system certification and mandatory products certification in ***** sound and effective quality management system, so that our mangament becomes more standard and systematic.Boths new and old customers at home and abroad are welcome to visit our company.