Polishing has more processes than sanding. The cost of workers is relatively expensive. Now it is difficult to find workers for this kind of position, and their wages are also expensive.
There are more polishing processes than sanding. The cost of workers is more expensive, and now the workers who do this kind of job are hard to find and their wages are expensive.
Polishing has more processes than sanding. The cost of workers is more expensive. Now it's hard to find workers in this position, and the salary is also expensive<br>