Zhejiang Ruidite Industrial Co., Ltd. is a comprehensive enterprie specialized in the manufactuing of all kinds of aluminum prfile radiator, plug-in radiator, and shell radiator. The products are suitable with the alternating and direct power source, the voltage-stabilized source, the switching power supply, the communication power source, the purifying power source, the broadcast television launching device, the junction frequency power source, the contravariant power source, and each kind of power source product. They are also suitable for the daylight lamp, the electron ballast, the acoustic equipment, and soon automatic control measuring appliance.