Chengdu Dongjun Laser Co., Ltd. was established on April 27, 2001. The joint-stock reform was completed in 2010. It was listed on the New Third Board on August 17, 2016 (stock code 838544). The company's total share capital is 60 million shares. The main shareholder consists of Dongguan Dongjun Group Co., Ltd., Northern Laser Research Institute Co., Ltd. and natural person shareholders. Tung Chun Laser is a high-tech enterprise specializing in the research, development and production of laser crystal materials and other artificial crystal materials in China. The company is located in Chengdu Pujiang Eco-Industrial Park, covering an area of 112 acres and a total construction area of 22,000 square meters.