If you say that there is an item 1220 8 slices in the Palace that shows that there must be another 1 box?, so the whole Palace has 29 thatong box?, why do only box 28.
If you say that there are pieces of goods in 1220, and took the 8 shows that there must be a box 1. So, don't you? and it must have a 29 box box? why there are only 28.