R & D Capability
Chongqing Changjie Electronic Co., Ltd. and Changzhou Langjie Electronic Co., Ltd. are professional manufacturers engaged in research and development, production, sales and technical support of semiconductor discrete devices. Supported by a high-quality professional team and a practical quality control system, the company has built a complete industrial chain from product R & D, chip manufacturing, packaging and testing to vertical integration of sales services, which can provide customized and a package of supporting professional services for customers.

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