It opens at 2 pm on Monday.
It closes at 8: 30 pm from Monday to Thursday.
Friday, Saturday and Sunday from 9: 00 to 20: 30.
As soon as the museum opens, there will be no seats if it is late. . .
I usually take the subway, get out of Chegongzhuang exit B, then go to the children's center, cross the overpass, and be in Houguangping Hutong (behind the Youth Palace).
The study room is on the fourth floor. You have to buy a ticket for the first floor (2 yuan) first.