Shenzhen FangXingLiuTong Industrial Co., Ltd. Founded in 2000, is a company specializing in computer data communications and consumer electronic products. Our main products are Interface Converter, USB Interface Converter, RS232/485/422Multi-serial port card, Serial port networking server, RS485/422Repeater & Segmentation Hub, Surge protector, Ether bridge & Protocol converter, Optical fiber equipment, Promotional material.And the consumer electronic products are portable power ...