HYC engage in R&D and manufacturing of optical passive components over 21 years.！
Achieved mass production of Ceramic Ferrules.
Achieved mass production of PLC splitter.
WDM and Optical fiber connector were put into production and gradually realized the integration of passive optical device chain.
Qingyuan Yiyuantong was registered and its product manufacturing capabilities were further improved.
Recognized as the National High-tech Enterprise.
Recognized as Guangdong Optical Communication engineering Research Center and Qingyuan Engineering R&D Center.
The company changed its name to "Guangdong Yiyuantong Technology Co., Ltd." and started to build Yiyuantong Science and Technology Park.
Wuhan yiyuantong was set up to build a product R & D center.