YiYi Hardware Co., Ltd located in Haining Zhejiang, the hometown of solar water heater, which is on west of Hangzhou and the east of Shanghai and bound by the Qiantang River. And two main expressways pass through the Haining city, thus enjoying convenient transportation conditions. Haining is the leather capital, the state of cultural and one of the production bases of solar power products in China. Haining has more than 800 solar companies with its own complete chain of production. And the various solar products hold dominant position in the Chinese market



YiYi Hardware Co., Ltd is a professional solar water heater connection manufacture with more than 30 Units of computer numerical control lathe, offering over one hundred kinds of connections. 35 employees, including more than 20 professional technicists which compose the strong team to manufacture various products of solar water heater connections such as female thread male thread series, overflow pipe, brass fittings.



On the basis of accurate manufacture and strict test and on the premise of quality and honour , We started our company in 2008 with the principle of credit first to offer the prefect products for you.