... in Haining , Zhejiang province. we are mainly focus on solar water heaters. our solar water heater factory is in Yuanhua Towm.our company is ... WHOSLE platform. we are also CCC, CE and ISO9001 certificated.solar water heater1. the products use super heat condition pipe and has ... heating,Automatic watering and descalingPipe amount18,20,24,30,36 flat plat form solar water collector