Yueqing Risheng Electronics Co.,Ltd is a professional manufacturer of Sine-ware Inversion Power Supply, switch and Electronic connectrors, the products are mainly used in the field of Electric power, Telecommunication, Traffic, Wind power, Sun power and mobile urgently power supply device.Risheng is a high technology company that including scientific research, developing, manufacture, sell and technology support, with many high technology talent here, Risheng can design and develop kinds of sine-wave inversion power supply according to customer different request.