Shenzhen TianHeng Network Co., Ltd. was founded by a manufactory who wants to expand their sales department. We are a fast growing high-tech enterprise in optical communication field. Our company covers an area of 1500 square meters and we have more than 150 staffs, advanced facilities and abundant technology. Our main products are SFP, SFP+, XENPAK, X2, XFP, GBIC, BIDI, CWDM and DWDM modules. They are compatible with most brand switch, like Cisco, Huawei, HP, Juniper and so on. Also we are ...