Qingdao Longtai Steel Construction Engineering Co.，ltd, establishing in 2001, with the registered capital of RMB15 million, is puissant professional steel structure construction company enterprise, which is engaged in designing, manufacturing, fabrication and after-sale services. We could undertake various designing, fabrication and assembly for various types of civil construction, stadium, industrial workshop and warehouse.
The headquarter is located in Qingdao new economy investment hot area—Qingdao Licang industrial zone, and the building area reaches 15,000 square meters; while its branch is loaded in Jiangshan industrial zone of Laixi city, covering 188 mu area. We have completed the manufacture of professional steel structure workshop for first segment. Our second segment workshop, which covers 20,428 square meters, is under construction.
China Qingdao Longtai Steel Construction Engineering Co., Ltd. possesses First-Class Grade qualification certification for contracting steel structure projects issued by China Ministry of Construction, which belongs to the first batch of enterprises accredited through the ISO9000:2000 quality management system and environment/profession health and safety system. Qingdao Longtai Steel Construction Engineering Co., Ltd. is also the member of China Steel Structure Association as well as China metal structure construction Association, while the member of Shandong province constructs of the technology association. Our company has been rated as “AAA Creditable Enterprise”, “Enterprise Adhering to Heavy Credit of Contracts”. As it is known to all, advanced technological equipments and machineries are the guarantee of excellent project quality. At present, we have introduced the most advanced steel structure production line, color steel plate production line, Z section and C section, as well as all kinds of roof tiles, wall tiles machines production line. Shot-blasting equipments, arc welding machines, physical and chemical test-correcting devices, other professional production and fabrication equipments. We could produce more than 20000mt steel structure and 200000 square meters color steel plates annually.
Our company has introduced all sorts of engineers and technicians after training and put into operations. Following “people-oriented, technology-first” policy, until now, our institution employed more than 240 staffs, including 40 senior engineers and technicians, whereas we also has set up long-term close co-operation relationship with many famous designing institutions in Qingdao, supporting a strong backup forces for developing techniques and solving technical difficulties in the projects. At the same time, we have own professional, well-equipped erecting and construction team with full experiences and mature technology. Because of highly specialized internal allocation of work, strict management, we could complete projects in advance within client’s required schedules with high efficiency and high quality.
During past years, follow the philosophy of ‘completing one project is setting up one monument’, we implement scientific target management and standard operations; strictly carry out the technological quality-control process and standardized construction, erection. We strictly control the quality at every step, including purchasing, designing, fabrication, inspection, erection, preclude disqualified products and shoddy construction projects to appear.
It is our permanent pursue to build central high-quality construction, and provide most excellent service to the customers.   

Our institution, as a large steel building systems manufacturer, has got First-Class Grade professional contractor qualifications at the national level.
Our design group, are composited by senior engineers with at least 10-year experience, who could give you comprehensive technical support.
Our factory, has 3 areas with large steel structure workshops, introduced advanced production equipments and machineries which could produce various steel elements of best quanlity and price.
Our reputation， renowned nationally and internationally, gained customers praise which encourage us improving constantly.
Our projects, maintain the amount between 80 to 120 annully, keep increasing, cover 36 countries and areas all over the world.    packaging & Shipping

If you want a more exact price, please fill the blanks below:
1 Location (where will your construction be built?) _____________________country_______________area
2 Dimension: length*width*height __________mm*__________mm*__________mm
3Brickwall needed or not If yes, 1.2m high or 1.5m high
4 Thermal insulation. If yes, EPS, fiberglass wool, rockwool, PU sandwich panels will be suggested; if not, the metal steel sheets will be ok. The cost of the latter will be much lower than that of the former.
5 Door quantity & size _____units, _____(width)mm*_____(height)mm
6 Window quanity & size _____units, _____(width)mm*_____(height)mm
7Crane needed or not. If yes, _____units, max. Capacity of lifting ____tons; max. Height of lifting _____m
8 Wind load (max. or wind speed) _____kn/m2, _____km/h, _____m/s
9 Snow pressure (max. snow height) _____kn/m2, _____mm
10Anti-earthquake _____level