Shenzhen Guanfeng Electronic Technology Co., Ltd. distribution of the wholesale memory card, mobile power, Bluetooth headset, mobile phone headset, data line selling the consumer market, among consumers enjoy a higher status, the company with a number of retailers and agents established Long - term stable cooperative relations. Shenzhen crown HSBC Electronic Technology Co., Ltd. strength, re-credit, Shou contract to ensure product quality, variety of operating characteristics and the principle of small profits, won the trust of our customers.