Changchun Liangli Optoelectronics Co., Ltd. is located in Changchun City, Jilin Province, known as the "China Optics Valley" optoelectronic industry base. It is a comprehensive high-tech optical enterprise specializing in the research, development, production, and sales of lasers, experimental light sources, laser beam expanders, optoelectronic detection equipment, optical lens assemblies, and optomechanical equipment. The company relies on the strong technical support of the Changchun Institute of Optics, Fine Mechanics and Physics (CIOMP) of the Chinese Academy of Sciences and Changchun University of Science and Technology (formerly Changchun Institute of Optics and Fine Mechanics). It has a team of professionals with years of experience in the research, development, production, and management of the optoelectronic field. The company is primarily engaged in the production and sales of optoelectronic equipment such as lasers.