Our company, Haining Grand Solar Water Heater Co.,ltd is located in Haining city, Zhejiang province which is between Hangzhou and Shanghai. It is a professional evacuated tubes solar water heaters and solar collectors manufacturer for many years ,registered capital of 2 million dollars. We have professional researching team for product research and strict quality control team .we dedicate to produce household solar hot water heater and industry solar heater project . Till now, we have got CE, ISO9001,ISO14001, Solar keymark, SRCC certificates successfully. we have our own vacuum tube factory and believer our products can obtain your customer's approval based on the most competitive price and the best quality.