SOPO Optical Communication Co., Ltd. founded in 2009, as one the largest manufacturer and supplier of passive fiber optic components and equipment. With rich experiences in designing and manufacturing fiber optic passive components and equipment, with high quality control system, advanced manufacturing equipment and highly skilled workers, we have created good relationship with lots of famous company of communication. With professional and productive factory, SOPO Optical Communication Co.,Ltd is one of the best China sfp module manufacturers and suppliers. Welcome to wholesale