Sunshine can be used to make hot water, even in cold climates. The secret is use vacuum tube solar collectors. Vacuum tubes with metal heat pipe absorbers have high efficiency for water heating and low loss. We are the Canadian dealers TsingHua Solar of Beijing. Tsing Hua has been volume ...

Established in 1974, Zaidan International is a full-service Trading Company specializing the supply of electric generators, Solar Energy, wind turbines, agricultural produce, processed foods, consumer goods, clothing, watches, electronic products, etc. We believe that competitive ...