Tongling Zhengyou Energy Sources Equipment Factory is located in Tongling City (which is called as the ancient metropolis of copper), Anhui province, China.

Our company is a high-tech enterprise specialized in solar water heaters and other solar energy products. We are the technique product station of Beijing Qingda Renhe Solar Energy Research Institute. We own an annual production capacity of 50,000 solar water heaters. We can product all kinds of economy or deluxe household solar water heaters and large-area solar central heating projects. Besides, we are clever at solar heating projects. In late 2004, we cooperated with the energy branch of Chinese Academy of Sciences to open up and develop air-source water heaters for the market. Air-source water heater is the newest product after solar water heater, which makes source from air, and can save 75% of electricity for you, with energy-saving and highly efficient functions. Therefore, air-source water heater is needed by high-rise buildings, institutions, schools, enterprises, public bathrooms, hotels, and other fields.

Our products have passed through Quality Testing of Anhui Province at all the levels during the last six years. The heat preservation and heat absorption rate even exceeds the country standard. Our products have been honored as "High Quality Products" awarded by Anhui Association for Quality Inspection. In May 2004, our company became the third constructing enterprise of the countryside energy and environment project awarded by Anhui Construction Department.

Our sales volume increases year by year because of excellent quality and reasonable prices. It is more than 50% of other brand solar water heaters in Tongling City. In 2007, we were awarded as "Trusted and Satisfied Brand in Tongling" and "Chinese Famous Brand". In Hunan Province, Hubei Province, Jiangxi Province, Guangzhou City, and other places, we are famous among our customers.

Our products have attained ISO9001:2008, CCC, and other certifications.

According to the government energy policy and market demands, we have occupied a large area in Tongling Recycling Economy Zone. We are going to invest 20 million Yuan to reach an annual production capacity of 100,000 solar water heaters and 20,000 air-source water heaters. Our goal is to be an energy-saving enterprise with an annual output value exceeding 1 billion Yuan. For the blue sea and sky of future generations, we will make unremitting effort.