The ceiling was sawn open by the master who opened the hole, so will there be a problem in the later

Definitely, you just give a size to a position and he will open the ,.. according to your sizeThis is obligatory. Of course, it is best to tell them during construction, if the people have already left and then ask them to come back to drive, most of them will not be annoying or already busy, and will delay some time

It should seriously affect the structure of the house, and the property and the construction party should cooperate with the property and the builder to strengthen the beam body to avoid future troubles.

If you buy the lamp with the help of the electrician, you better buy the lamp before opening the hole, so that the size of the hole will be just right for the money of the hole for yourself and the amount of electricity. >>>More

It's completely too small, it's not good to seal the edger, and it affects the aesthetics, it's too big, and if you can't inlay it, you will lose the role of opening the hole. >>>More

The painter will not crack if he handles it properly.