Changzhou Langjie Electronics Co., Ltd. (hereinafter referred to as "LangJie") was founded in 2004. It is a company that produces and sells semiconductor discrete devices, diodes and bridge rectifier devices in the entire industry chain. The company's main products include rectifier bridges, protection devices, resistors, SiC, wafers, etc., which are widely used in power supplies, home appliances, clean energy, security, instruments, communications, industrial control, automotive electronics and other fields. LangJie has strong R&D capabilities, automated production equipment, complete inspection equipment, and considerate after-sales service, and is committed to providing customers with excellent products and perfect services.