Yongnian County, San Joaquin carriage bolt factory (http://www.shmcsc.com) has over ten years of production experience, the plant covers an area of ??about 4,500 square meters, is located in the country's largest production base of standard parts - Yongnian Handan City, Hebei Province County standard parts distribution center, is a professional production of bridge screws, screws and other fasteners shelves manufacturers. Over the years, San Joaquin carriage bolt factory through continuous development, set to become the production, sale, storage, processing, distribution in one of the professional fastener business. Our commitment to lifting, rail, mining and transportation industry research and development and production and processing, with strong research and development capability and reliable quality assurance. Our aim is to "integrity first, quality-oriented", emphasizing the quality and integrity is the basis for a successful career, understand the needs of users, "the growth in the service, and users of common development" is our pursuit.