LangJie Brand Introduction: Changzhou LangJie Electronics Co., Ltd. was established in 2004 and is a specialized manufacturer focused on the research, development, production, and sales of semiconductor discrete devices. The company has built a complete industrial chain from product development to chip manufacturing, packaging, and testing, with the capability for large-scale and series packaging and testing. It mainly produces a full range of diodes and rectifier bridges, covering two major categories: diodes and rectifiers.