Zhongji Innolight Co., Ltd., together with its subsidiaries, researches, designs, develops, packages, tests, and sells optical communication transceiver modules and devices in China and internationally. The company operates in two segments, Optical Module Business and Others. It engages in investment activities; project management; trading; technical services; and house rental. The company was formerly known as Shandong Zhongji Electrical Equipment Co., Ltd. and changed its name to Zhongji Innolight Co., Ltd. in September 2017. Zhongji Innolight Co., Ltd. was founded in 2005 and is headquartered in Longkou, China.