Established in 1999, Guangdong Tongyi Electrical Appliance Co., Ltd. is a hi-tech enterprise that specializes in R&D and manufacturing of heat pump products. We are also one of the first enterprises to engage in R&D and manufacturing of air source heat pump water heaters. The company boasts a technically confident team in R&D, production, management and service, which brings us many proprietary intellectual property rights rewarded as national patents.

We are one of enterprises established according to National Standard and Industrial Standard, a member of the research group for study on air conditioner using compound condensing technique and new technology of heat and cold source under "863" plan advocated by Ministry of Science and Technology, undertaking innovative projects at provincial, municipal and district levels. Tongyi Thermal Energy Engineering Technology R&D Center is authorized by Chinese government.

The company has been awarded the ISO9001: 2000 Quality Management System Certificate and our heat pump products have been awarded National Industrial Products Manufacture Certificate and CCC certificate. We also have got European CE certification and certification of International Electrotechnical Commission. Tongyi's heat pump products have been well recognized in domestic market and exported to many countries abroad over the years.