China Energy Technology Corp., Ltd. designs, manufactures, and sells solar water heaters and related solar products. The company offers vacuum tube solar energy collector, as well as the balcony flat panel solar energy collector type solar water heating systems that are used to generate hot water for residential use. It also provides air energy heaters and air energy floor heating systems. The company offers its products under the Renrenjia brand. China Energy Technology Corp., Ltd. was founded in 2009 and is based in Bengbu, China.