Solar vacuum tube sealing

Solar vacuum tube automatic sealing machine here first of all thank our customers can pay attention to my company's products! Choose us, choose rest assured!! Xinyuan solar vacuum tube of No.3 Zijin | tube | solar vacuum tube | three Zijin pipe | solar vacuum tube | three Zijin pipe | Taian Xinyuan three Zijin pipe are strictly in accordance with national standards GB / t17049-2005 of production, three Zijin pipe absorption ratio is increased by 12%, super absorption, heat quickly under the same sun exposure than ordinary vacuum tube can more and more hot water! The company's high quality, high performance of Zijin pipe! Welcome customers to come to visit, negotiate!!