Zhenjiang Dongfang Refrigeration & Air-Conditioner Equipment Fitting Co., Ltd. is a high-new technological enterprise, AAA level enterprise of observing contracts and keeping promise in Jiangsu Province. Our company was established in 1992, located in Zhenjiang City, and covers an area of about 100,000 square meters. There are 586 employees in our factory, 92 of those are engineers. We have five branch offices: Zhuhai Branch, Chongqing Branch, Qingdao Branch, Wuhang Branch and Wuhu Branch, possessing the right of self-managing importation and exportation. Our company is specialized in manufacturing electric auxiliary heaters to appliance air-conditioners, central air-conditioners and household central air-conditioners, defrost heaters, open coil electric heaters, heating belts to crankcase of compressors, electric heaters to home appliances and industrial appliances; heaters of series of ceramic PTC and metal PTC. All our products have passed safety certification of CCEE and CQC successively, as well as the certification of European Union CE and USA UL. Electric auxiliary heater to household central air-conditioner is the recommended product by China Refrigeration Air-Conditioner Industrial Association, and a product of practical new-type paten (patent no.: ZL02220194.7). Since establishment, our company sticks to the strategy of prospering the company through science and technology. In the market of serious competition, our company wins the market proportion with its strict management, high-quality product and good enterprise reputation. In Aug. 1998, we passed the ISO9002 international qualification system certification and generalized ISO14001:1996 environment management system in Jan. 2005. Meanwhile, our company is one of the drafters of the National Mechanical Trade Standard JB/T4088-1999 "Daily Tubular Electrothermal Component" and JB/T10393-2002 "Technical Condition to Electric Heating Boiler". We have the largest market proportion and are the most competitive enterprise in the electrothermal trade as well as one of the top specialized Chinese manufacturers of electric heater in the world market. In 2004, our brand "Tank" was named the "Famous Brand of Jiangsu Province", the tube electric heater of "Tank" was named the famous product of Jiangsu Province.