Is there a toilet in the large direct upper sleeper car?

There are no sleepers and toilets, only the bus has sleepers but they don't change the quilt very dirty, and the toilet is not flushed

The difference between a primary ceiling and a secondary ceiling >>>More

The first kitchen must have independent compartments, and have perfect "three preventions" such as fly-proof, dust-proof, and rodent-proof, as well as ventilation and exhaust equipment and facilities; The exhaust outlets and drain outlets that communicate with the outside world in the kitchen must be equipped with grilles. >>>More

The ceiling is also divided into several levels, like a ceiling is actually from a ceiling. As long as you understand it in this way, it is easier to understand, like the secondary ceiling is different, it is on the basis of the primary ceiling in the layer ceiling! Some pipes are under suspended ceilings.

1. Before the installation of the elastic line, determine the position of the ceiling installation, measure and design the elevation with a long ruler according to the floor elevation level, and then use the ink line to pop up the position of the main keel on the roof. >>>More