Beijing Duyahengxin Electronic Co., Ltd. is a high-tech enterprise specialized in designing, developing and producing full series NTC negative temperature Thermistors and NTC temperature sensors. We have modernized standard factory buildings, full set of automation production equipment, consummate special test instrument and stringent management quality system (ISO 9001). In order to accommodate to the demand of international environmental protection, the products of our company have passed the pollution-free environment protection certification (SGS).

Our company is strong in technical strength, gathers together a batch of well-known experts, scholars, technical personnel and professional management personnel in the industry of thermistors and boasts formidable research and development ability. Our products are mainly applied to temperature measuring and control in the fields of air-conditioning, refrigerators, automobiles, instruments, meters, communication and medical treatment. Since the establishment of our company in 1998, we have been adhering to the tenet of "providing high quality products and first class services for the customers, honors the contract, implements quality first strategy, constantly expands and makes customers satisfaction their ultimate goal".

In addition, we have a technical team engaged in design and development and boast complete production equipment. For several years, our company has cooperated successively with many national air-conditioning enterprises, including Tsingdao Haixin Air-Conditioner Company, Tsingdao Aucma Air-Conditioner Company, Wuxi Xiao Tian Er Air-Conditioner Company and Tianjin Daewoo Air Conditioner Company. We have produced nearly 10 million sets of various sensors for the air-conditioner enterprises and automobile manufacturers, such as Shanghai Jialeng Songzhi and Shanghai Biyate in automobile industry. We are willing to cooperate with all of the enterprises demanding the temperature sensors and endeavor to meet social demands.