Yangtze Optical Electronic Co., Ltd. (YOEC), located in Optics Valley of China on the shore of East Lake, is a high-tech enterprise with optoelectronic technology as the core. We are mainly engaged in the R&D, production and sales of five kinds of products, i.e. speciality optical fibres and cables, speciality optical devices, new materials, high-end equipment and optoelectronic systems, and provide customers with measurement calibration and testing services of National Opto-Electronic Primary Metrology Laboratory. Our core products are fibre coils used in fibre optic gyroscopes. We are the only enterprise in China to integrate the upstream and downstream industrial chains of fibre coils. With many core technologies and patent inventions, our products are widely used in industries such as aerospace, smart grid and ocean monitoring. We are committed to being a leader in the fibre coil industry with “providing the best solution for optical signal transmission and energy transmission” as our mission. By adhering to the core value of “respecting staff and making staff feel respected”, we strive for innovation and excellence, continuously meet the needs of the market and customers, and promote the development of a harmonious society of “optical fibres covering everything, intelligence leading future”.