This way to judge the left and right is to look at the interior from the outside, or the second room from the main room and the small room from the big room, so as to judge the left and right.
If there is a horizontal batch, the upper part will be posted on Ann's side and the lower part will be posted on Industry's side.
The traditional horizontal batch is generally written from right to left, but now some horizontal batches are written from left to right, so it depends on how the horizontal batch is written.