Second class c warehouse, clear height of 9 meters, column from 20 to 29 m, 12 m, span floor 3 layer, floor load 1 ton, elevator load 3 tons,Project is located in tianjin development zone, covers an area of 50000 ㎡, established in 2007, 2019 plan to park with two parts warehouse upgrade for ramp double standard library, modified park covers an area of 60038.27 ㎡ warehouse, office building area is 6031.65 ㎡. Warehouse clear height: a layer of 9 meters, the second local local 4.5 meters, 9 meters, three layer is 4.5 meters; Warehouse load: a layer of 3 tons / ㎡, layer 2 tons / ㎡, three layer 1 ton / ㎡; Unloading platform 1.3 meters; Awning width of 8 meters; Column is apart from the 12 m, span of 20 to 29 meters; Fire rating category c; The unloading platform height 1.3 meters. First phase of the project has been put into use, the second phase will be completed at the end of 2020.