8*20B Flat pack with side bathroom. The Aluminum alloy folding door in the bathroom can save more space.
PTH Flat pack has independent drainage system which includes the gutter at roof and foot of the wall. Four draining pipes were installed in the four pillars to connect the roof and floor. This function is also used in multiple combinations without leakage problem.
The top of the box and the box are designed in an integrated design, and all the wires, switches, etc. are embedded in the panel, which greatly saves the installation time and reduces the installation difficulty.