① Material: light steel frame, light wall panel (rock wool board sandwich or EPS sandwich panel) ② Assembly method: A.All bolt
connection: reduce the transportation cost, convenient disassembly, and do not damage the disassembly components; B.Bottom frame, bolt connection: easy and fast installation; ③ The standard specification is 3m * 6m * 2.75m,
which can be used individually or in multiple stacks, and customized size specifications can also be provided; ④ No foundation,
good fire, wind and shock resistance.