Tianjin Jinguan Building Technology Co., Ltd. is a professional manufacturer specializing in the production of Steel Lattice Girders in Tianjin, China. We focus solely on lattice girder manufacturing, mainly supporting three core industries: high-speed railway sleeper production, precast composite slab production, and precast double wall production. All our lattice girders are strictly produced to meet the technical requirements of precast concrete factories and railway infrastructure projects. As a real factory with automated welding and production equipment, we support mass production and customized sizes according to clients’ drawings and technical standards. From raw material selection to finished product inspection, we implement strict quality control to ensure stable structure, high strength and perfect welding quality of each batch of lattice girders. Located in Tianjin with convenient port logistics, we serve domestic Chinese manufacturers and global export clients. We have long-term experience cooperating with precast component factories and railway supporting factories, understanding your actual production needs and matching you with the most suitable lattice girder solutions.