Haining Haoguang Heat Collection Tubes Co., Ltd. specializes in the production of all-glass vacuum collector tubes. We own 6 fully automatic production lines of vacuum coating, making full use of laser marking anti-counterfeit technology. Our annual yield reaches 6, 000, 000 pieces of tubes. Our company is located in Haining City, Zhejiang Province. We are 120 kilometers away from Shanghai and 60 kilometers away from Hangzhou, with convenient transportation. Our company covers an area of 2, 000 square meters. Up to now, we&＃039;ve formed a whole system of research, development and marketing. We produce co-axial structure evacuated tubes with the outer diameters of 47mm, 58mm and 70mm, and tube length ranges are available at 1200mm, 1500mm, 1600mm, 1700mm, 1800mm, 2100mm and 2200mm. Advanced absorption coating of AL-N/AL and Cu/Ss-N/AL is adopted for excellent heat collecting. Our products sell well both at home and abroad including the USA, Germany, Poland, India, Pakistan, Singapore, Vietnam, Korea, Turkey, Syria, the Middle East, Europe and Southeast Asia. If you are interested in any of our products, please feel free to contact us without any hesitation. Both domestic and overseas clients are welcomed and we are looking forward to becoming your future supplier.