zhujianglu

Shanghai Tanghu fiber Communication equipment Co., Ltd is a high-tech company dedicated to the R&D, manufacture and sale of Optical fiber products. After years of efforts, our "Tangh...

3rd. Street

Zhengzhou A-Vision Trade Co., Ltd. is a company specialized in network communication equipment and fiber optic transmission equipment, POE Network Switch, Media Converter, Network Extender, SFP Optica...

shuangyan, Yueqing, Zhejiang, China

Our company has our own factories and many other partner factories as well. They all have advanced equipment and great ability in research and development. They have more than 10 years manufacturing e...