Gracyfiber is a high-tech company providing optical devices for global optical communication network. Gracyfiber supply high-quality optical devices and services for communication operators, mobile Internet operators and optical network equipment vendors at home and abroad. The WDM&AWG and FTTH products are widely used in 5G optical network, HD monitoring network and IDC communication interconnection.The company has ten years of optical device development and manufacturing experience , and fully capable of strong research and development and production technology; Furthermore, Gracyfiber has a complete series of hign precision production testing equipments, which guarantee the products in high quality for customers.