Aolund is a company with a long history, the company was founded in 1998, the office address is located in Tian'an Cyber City, Longgang District, Shenzhen City, Guangdong Province, the factory address is located in Jiangmen City, Guangdong Province, Jianghai District, No. 21, Jinhui Road, of which 3,000 square metres of the Longgang head office, the Jiangmen Manufacturing Centre of 30,000 square metres (is still in the process of expansion), the company's staff is currently a total of more than 400 people. Ltd. was founded in 2008, is a national high-tech enterprise specialising in the research, development, production and sales of Optocoupler and its transmitter and receiver chips (IR/PD/PT). It is one of the first mainland enterprises to develop and mass produce 850nm/940nm infrared chips and optocouplers. It is the most complete varieties of photocouplers in China at present, masters the core chip R&D capability, wafer design capability, and has a complete IDM industry chain structure of localised enterprises. Aolund brand photocoupler and optoelectronic devices has developed into a domestic high-end photocoupler brand, divided into transistor output, Schmitt trigger, thyristor photocoupler, high-speed isolation op-amp photocoupler, PhotoMos SSR photocoupler, IGBT isolation drive, IPM interface isolation high-speed photocoupler, photovoltaic photocoupler, current and voltage sensors, linear photocoupler and photoelectric sensor and so on categories, more than close to 500 varieties! The company has more than 500 varieties and models, providing perfect services for various industries such as new energy vehicles, energy storage inverter, servo industrial control, industrial control, 5G communication, electric power grid, home appliances and security. At present, Aolund brand photocoupler (optocoupler) basically achieves most of the scene applications can PIN TO PIN standard and covers Europe and the United States, Japan, Taiwan photocoupler. At this stage, the production and sales volume is ranked the top of the domestic market, through the next five years the company's continuous expansion, Aolund will become a well-known brand of international photocoupler.