Shanghai Liangqing Optoelectronic Technology Co., Ltd. is a manufacturer of laser light sources, optical amplifiers, and passive optical components. It is also a comprehensive service provider that acts as an agent for foreign instruments and equipment and provides system integration services. The company is headquartered in Shanghai and has offices in Hong Kong and the United States. Its business covers research institutions in different systems such as famous domestic universities, research institutes affiliated to the Chinese Academy of Sciences, research institutes affiliated to the Ministry of Information Industry, research institutes affiliated to the Aviation Industry Corporation, and major production companies in related fields. After several years of effort, our company's factory now has a very rich product line of independent production. Our products cover wavelengths of 800-2000nm, including PLC optical splitters for optical passive devices, fiber jumpers, MPO&MTP branch fiber jumpers, FA fiber arrays, fiber lenses, MEMS VOA/optical attenuators, mechanical optical switches/MEMS optical switches, C-Lens fiber collimators and large beam collimators, polarization maintaining devices and jumper connectors for OEM processing. Polarization controllers/laser sources include SLD broadband light sources, SLD ultra wideband light sources, ASE light sources, fiber amplifiers, SOA semiconductor amplifiers, etc. Our foreign trade department acts as an agent for some high-end and special optoelectronic products abroad, including special optical fibers/gratings, phase modulators/intensity modulators, VCSEL lasers, QCL quantum cascade lasers, interferometric fiber optic sensing OCT, and a series of high-end products. Our company philosophy is innovation, pragmatism, surpassing ourselves, pursuing excellence. Our special advantages are based on the advantages of overseas offices and professional industry experience, providing fast delivery time and product services. Independent production+foreign agency, providing one-stop optoelectronic product services.