Weihai yuanda electrical appliance manufacturing co., LTD. Is a national high-tech enterprises, provincial "specialization, the new" enterprise, standardization of safety in production enterprises, contracts and keep promise enterprise, director of China energy conservation association of professional committee of the heat pump unit, China refrigeration and air conditioning industry association member units, China association of building energy saving hvac professional committee, ground source heat pump professional committee member units, AAA corporate credit rating. The company has passed ISO9001:2016 quality management system, ISO14001:2016 environmental management system, ISO45001:2020 occupational health and safety management system certification, and has medium and low pressure pressure vessel manufacturing and installation qualifications. The auxiliary electric heater for central air conditioning and the complete set of low-voltage switchgear have been certified by China Quality Certification Center CQC. Company’s main central air-conditioning auxiliary electric heater and online cleaning filter, low resistance filter, vacuum degassing unit, constant pressure filling water units, plate heat exchanger, automatic dosing system, intelligent heat exchange unit, hydraulic module, intelligent auxiliary equipment of hydraulic transmission system such as air conditioning room, frequency conversion control cabinet, PLC automatic control cabinet, computer group control system and other low voltage power distribution equipment. The company has a wide variety of products, strong matching, can adapt to a variety of user needs, to provide customized services, technical support and engineering system solutions, is the ideal choice for central air conditioning engineering supporting. With strict sales mode, the company provides services for many engineering companies in China. Over the years, it has provided supporting or OEM services for many central air conditioning brands such as York, Ebara, Dunhambush, Dalian Panasonic, Midea, Tianjia, Tsinghua Tongfang, Oko, Dunan, etc. China Construction Group, China Metallurgical Group, China Electronics listed in the qualified supplier database. We will uphold the concept of "good products for good customers", with excellent product system and quality, competitive price and exquisite technical support for many engineering customers to provide services.