Longtai has the most advanced production lines for steel structure, color steel corrugated sheet, H-section beam, C and Z-beam, roof and wall tiles, ect. Besides that, Longtai also possesses many advances equipment like CNC-CG4000 Model Flame Cutting Machine, WZ1000 Model Double Column Band Sawing Machine, PD2010 Model Gantry CNC Drilling Machine, Submerged Arc Welding Machine, Correcting Machine, and more. Qingdao Longtai can contract both heavy- duty and light industrial workshops, civil buildings, sports venue, exhibition hall, shopping centers large-span projects and steel frame projects. The annual production ability for main steel structure is more than 20,000 tons, and 2,000,000 square meters for color steel plates. Our products are various steel products, which are used as columns, beams, crane girders, purlines, bracings and other sections of certain steel building by a series of working procedure of welding, descaling and spray-painting. To ensure high quality of all products, several advanced flow production lines and a lot of efficient and automatic equipment have been used in our workshop. Besides, each operator is quite skilled with plenty of experience. There're 240 employees in our company, most of them are engineers and technicians. The registered capital of our company is $1, 551,273. We have professional qualification of grade two by special steel structure authority. We also have gained many honors, such as AA credit and ISO9001 certificate, which help to build up a better credit to our clients. Our main business field and products are as following: 1. We could design, manufacture, and export following kinds of metal structure (light steel structure) products: 1) Metal structure series, such as Portal Steel Frame, Tower construction, Steel roof truss 2) Chain structures series, such as Flat chain, Arc chain, Curved surface chain Net-shell Construction 3) Membrane structure (Fabric structure) 4) Trussed structure 2. All kinds of prefab house, including 1) all kinds of modular house ,with/without wheels under house. 2) Supplying building facilities-assembly portable house (modular house, container house) used in oil fields, oil refinery projects, building site, miner/mining 3) Prefabricated container house, with/without wheels under house 4) Prefabricated villas and prefab steel multi floor villas 3. Other kinds of products 1) All kinds of color steel sandwich panels, such as EPS, PU, ROCKY; 2) The processing and distribution for raw materials of steel structures and welding H-section steel 3) The production and distribution of cable rollers 4) The production and distribution of welding steel flasks for casting 5) The designing and production of other riveting and welding parts 6) Non-ferrous metal for casting and forging 7) Hot-dip galvanizing 8) Processing and production of auto spare parts We will try our best to provide our customers from both at home and abroad with the best products and service.
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