Foshan Lanjian Electronics Co., Ltd. is a high-tech enterprise in Guangdong Province, a professional R&D manufacturer of semiconductor devices in China. The company was formerly known as Foshan Radio 4 Factory, which was founded in the early 1970s. In 1998, it was converted into a limited liability company, and the 2012 share was changed to Foshan Lanjian Electronics Co., Ltd. At present, it has formed an annual production capacity of 10 billion pieces, and is one of the major semiconductor device production bases in South China.

The company's factory is located in Chancheng District, Foshan City, with a plant area of 45,000 square meters. The company has a large number of advanced production lines, including a variety of packaged bipolar transistors, field effect transistors (MOSFETs), various switches, voltage regulators, Schottky (SBD), fast recovery (FRD) and other diodes, thyristors ( SCR, integrated circuit (IC), LED and LED lighting, etc., products are widely used in household appliances, power supplies, IT digital, communications, new energy, automotive electronics, instrumentation, display, lighting, backlights, etc. field.

The company has passed ISO9001 quality management system certification since 1997, ISO14001 environmental management system certification in 2005, ISO/TS16949 (IATF16949) automotive industry quality management system standard certification in 2013, and OHSAS18001 certification in 2015. At present, the company has established the Guangdong Semiconductor Device Engineering Technology Research and Development Center and the Guangdong Enterprise Technology Center. In 2008, the “Blue Arrow” brand transistor was identified as a famous brand product in Guangdong Province.