Haining Chaoda Solar Collector Tubes Co., Ltd. specializes in the production of all-glass vacuum tubes and solar collectors. Our company,owning 12 fully automatic production lines of vacuum coating, making full use of laser marking anti-counterfeit technology. Our annual yield reaches 8,000,000 pieces of tubes and 40,000sets of solar collectors,including pressurized and non-pressurized solar collectors. Our company is located in Haining City, Zhejiang Province. It is 120 kilometers away from ...