We are a professional solar energy company in China which includes research�Amanufacture and service. In recent years, our products have been well accepted by the European market and the Asian market because of its high performance and reasonable price. Because we are a big company owned by the government, we pay much attention to products�f quality and company�fs credit. Close collaboration to German Solar Institutes, European staff to increase, control and monitor the quality of our products. Our customer tested our metal vacuum tubes and obtained European Certificate. We have designed some wonderful hot water projects for hospital�Aschool �Afactory and home, which use solar collectors with metal vacuum tubes. Customers highly praise our projects because of its high efficiency and saving expensive fuel.