Jiangsu Huaqing Fluid Technology Co., Ltd. (Zhangjiagang Free Trade Zone Huaqing Mechanical Seal Co., Ltd.) was established in 1993. We are a professional enterprise researching, designing and producing mechanical seals and stern-shaft sealing equipment of ships. We are a governing unit of China Hydraulics Pneumatics Seals Industry Association, a senior supplier of Sinopec, and a member of China Mechanical Engineering Association Fluid Engineering Branch Sealing Professional Committee, and National Mechanical Seals Standardization Committee. Our registered trademark was honored as...