Taizhou Dio Electric Co., Ltd. is a professional manufacturer of Shuangling Group subsidiary owned enterprises wall-hung boilers accessories, Economic Development Zone, Taizhou City in Zhejiang built more than 10, 000 square meters of high standard workshop. China Shuangling Group Co., Ltd. is a national non-regional enterprise group owns a number of joint ventures and wholly owned enterprises, the Chinese famous trademark, state inspection, Shanghai famous brand, the provincial brand more. Eleventh Five-Year Science and Technology Group also undertakes research projects and technology development projects of National Torch Plan, the Group subsidiary was named national high-tech enterprises and provincial high-tech enterprise, also has a number of provincial and municipal technical research and development center. In particular the Group has a cooling, heating and ventilation in the field nearly two decades of manufacturing, design background, has a strong R & D strength.