(1) quarter 15w. Value-added tax and additional 4368 yuan will be levied by half. Are there any deductible additional items? If there is, it can be tax deductible. If not, it will be calculated on an annual basis.

(2)50w, quarterly tax payment 163 10 yuan.

(3) 100w, quarterly 3262 1 yuan.

Do you do your own business or do your own problems? In doing business, there are actually many preferential policies that can be considered and utilized. I'll leave it to you simply. I guess you don't quite understand.