With convenient transportation, developed economy and superior geographical position, Hejian RuiDa Petroleum Material Co., Ltd. is located closed to No.106 national highway, Hebei Province. Our company will sincerely provide you with excellent products and professional services because of our strict governance, latest technologies, advanced production equipment and perfect detection system. We have a capable scientific research team and staff with professional construction skills, as well as reliable production technologies. We are confident that we will occupy China's market in the near...