Brain Test Level 213 (NEW) We must fill all of the grids in the factory

Daze Puzzle provides a complete walkthrough for "Brain Test Level 213: We must fill all of the grids in the factory.".

By Daze Puzzle /
Question
We must fill all of the grids in the factory.
Hints
Hint 1:
Start with the dispenser on the left.
Step 1
Answer
You should first tap on all grids which have number 1, then move to number 2 and then number 4.