The registration address for the opening city's fongheng water supply equipment company ltd. Is located at the 11th street, kim jong-li street, the opening city of henan province. The royal tai district market supervisory authority, represented by the legal person liu jianlong, operates in the areas of towerless water supply equipment, water purification equipment, non-negative water supply equipment, variable frequency water supply equipment, production, sale and maintenance of water storage tanks。