King 9 Technology Company Limited. is a professional Company which sales of DIY products and its' relate products the company mainly take "OEM commercialization" as purpose of product development,the company adhering to customer needs as the core to provide customers with fast and accuratehigh quality products and services. King 9 has own product catalog and a direct sales marketing system,according to the recommendations and requirements of the customers to make products and services planning, and we will do it along.