Haiyan Haiding Auto Parts Technology co., Ltd.,a global supplier for hydraulic instruments,is a large enterprise engaging in professional mauufacture of various hydraulic jack,hydraulic products and mechatronic products.our company is located at the bridgehead to the northern shore of hangzhou bay bridge in haiyan county,with equally one hour driving distance to big cities such as Shanghai,hangzhou,Suzhou,Ningbo,ect., enjoying a convenient transportstion.