VISSEM Electronics Co.,Ltd Vissem will do best to develop and manufacturing almost all core components require build mega speed transfer data, video, audio. As a leading manufacturer of optical component in Korea. We expand overseas market with proven ...

Located in Yuyao city, Zhejiang province, China, Zhantong Telecom Equipment Co. Ltd is a professional developer, manufacturer of high-tech, communication equipment, fiber optic splice closure and termination box particular.Our company has got the ...