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According to the market product demand determined by the enterprise, there is a professional team for r & d and design, and communicate with the relevant person in charge of the enterprise before putting into production; According to the customer's product design scheme, provided the service of product assembly (Box Building), seamlessly assembled the PCBA circuit board with related molds and accessories, and conducted FCT functional testing to provide the customer with a complete ODM solution. At present, wangjun has successfully served industrial control, automotive electronics, instrumentation, smart home, communication management equipment, Internet of things products and many other fields.