Weihai Ruihe Railway Sleeper Co., Ltd. is located in Mishan Town, Wendeng District, Weihai City, Shandong Province, north of Wendeng Railway Station. The company is mainly engaged in the production of concrete sleepers. It covers an area of more than 10 hectares, adjacent to the Taowei railway line. It is only 30 kilometers away from Weihai New Port, 220 kilometers away from Qingdao Port and 80 kilometers away from Yantai Ferry. The company's inner railway line is connected with Taowei line that makes the transportation very convenient. There is one production line of concrete sleepers in the factory, with the annual production capacity of 500,000 pieces of sleepers. The company has successfully obtained ISO9001 quality management system certification, OHSAS18001"Occupational Health and Safety Management System Certification" and American Concrete Association ACI certification. It is the first concrete sleeper prefabricated enterprise in China that has obtained ACI certification.