Hangzhou Hengchi Electronic Equipment Co., Ltd., established in 1997, is located in Hangzhou Development Zone - Yuhang, adjacent to Hangzhou Xiaoshan International Airport and Shanghai-Hangzhou-Ningbo Expressway. We are a professional manufacturer of TV transmission equipment. Our mainly products including 1550nm external modulation optical transmitters, straight dimming 1550nm transmitters, 1550nm (EDFA) erbium-doped fiber amplifiers, 1310nm optical transmitters, optical receivers and dispersion compensation equipment. We have advanced imported testing equipment and instruments, such as spectrometers, spectrum analyzers and network analyzers. We uphold the business philosophy of "taking quality as the base, sincerity as the foundation". We strictly control product quality and make unremitting efforts. We have formed an independent R&D and design team with excellent people and advanced technology. We will provide each client with highly value-added products and good services to make mutual benefit.If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to cooperating with you.