Is it possible to open the door from the washroom to the kitchen and toilet at the same time?

1. After the waterproofing is done, release the water for a week, 2, and see if the various water and sewage pipes are leaking.

Bathrooms and kitchens are the most expensive places to decorate, and they are estimated to occupy two-thirds of the cost of your house, according to your area. >>>More

It is recommended not to do this, you can refer to the layout of other people's restaurants.

Plug the current kitchen door and reopen the door on the wall facing the door? My study is changed like this (of course, the premise is that it is not a load-bearing wall), and the dining room is separated from the door like a screen?

It's okay to make a glass door. Or hang a shower curtain.