Optimized Solutions for 5G Front-haul, Mid-haul and Back-haul. The demand for wireless optical modules will show a substantial growth, and the growth point is mainly concentrated on 25G, 50G, 100G, 200G and 400G beyond optical modules. This is the opportunity brought by optical modules in the 5G era. At the same time, changes in the network architecture have also put forward new requirements, function expansion, speed increase, and cost reduction will be the main requirements of 5G wireless optical modules. Guanglian provides a portfolio of optimized 25G/100G/200G optical transceiver solutions for wireless market and works closely with our domestic and International customers to address their application demands.