YAOHUA POWER TECHNOLOGY CO.,LTD is a high-tech enterprise founded in 2004 .Our products categories include:1-700W DC-DC power module,1-300W AC-DC power module,At present, Our power modules are widely applied in fields of communication, instruments, medical treatment, military use, railway , electricity equipment and etc by its unique technical advantages, highly reliable quality guarantee. Long time stock, short delivery time;Help customers reduce costs;Site to provide technical support