Guilin GLSUN Science and Tech Group Co.,Ltd specializes in high level semiconductor laser diode chips development, production and packaging, focus on both Cloud Data Center and Telecom Networking Inter-connectivity. founded in 2001, 500+ skilled staff, 30000+ square meters high industry standard plant, passed ISO9001, ISO14001, CE, RoHS certificate. Widely production portfolio including DFB LD chips, TO-CAN, high data rate passive optical devices and modules, function modules, optical transmissi