Jiangxi Shanshui Optoelectronic Technology Co., Ltd（SSDX）, a comprehensive supplier of transmission and wireless network equipment and solutions, we devoted ourselves to provide reliable products and sincere services for global telecom operators, ISP (Internet Service Procider), integrators, government and enterprise customers. As an innovative high-tech enterprise in China, we have obtained ISO9001, ISO14001, OHS18001 and other certifications, also we have been selected as an important partner of China Telecom, China Mobile, China Unicom, China Tower and other telecom operators for more than 10 years.Shanshui has two Research and Development centers which located in Beijing and Wuhan, annual R & D investment has exceeded 12% of company turnover. We insist on providing high-quality, cost-effective green products and services. Our products have 3 series: transmission, wireless and integrated distributing. Mainly include OTN, 4G / 5G wireless signal coverage equipment, IPRAN / PTN, MSAP / MSTP, SDH multiplexer, xPON, etc.We aim to help customers get more profits, improve network quality, save operating costs and achieve business success. We will be your reliable partner !