Shenzhen Kamaxoptic Communication Co., Ltd.
Optical fiber communication products such as couplers, WDMs, fiber optic cables, fiber terminating enclosures, ferrules, sleeves, etc.
http://www.kamaxoptics.com/
Lambda Photonics Inc.
Such as erbium-doped fiber amplifiers (EDFA), networking cabling and wiring system, optical transceivers and fiber-optic connectors, etc.
http://www.lambdaphotonix.com/