Hangzhou Huatai Optic Tech Co., Ltd. was established in 1999, and we are located in the Hangzhou Hi-Tech Development Zone. Taking advantage of modern broadcast and fiber optic communication technology, we specialize in R&D of CATV systems and are a leading manufacturer of optic transmission equipment. We have a very strong R&D capability in this field. Huatai is a famous manufacturer of 1550nm EDFA in China. Single fiber saturated output reaches 27dBm (500mW) which exceeds other producers in ...