European style, Chinese style, overlapping complexity, etc. 150. Bedroom, study, etc. 100
Depending on the level and complexity of the tooling, each set of drawings is about 3000.
See how many sets of pictures you can produce in a day. More machines, faster rendering and faster modeling. You can do more than three sets a day, and it is not difficult to earn 10 thousand a month.
The key is to sit in front of the computer every day. It's unbearable.