Shipping fee = 1.99 + (1.99 * weight of goods)

There are three tax modes for Amazon direct mail: the postal tax mode (non-apparel, shoes and bags, with a tax-free allowance of 50 yuan), the value-added tax mode (apparel, shoes and bags, 11.9% constant tax rate, no tax-free allowance) and the mixed mode (apparel, shoes and bags and non-apparel, shoes and bags are mixed and settled, with a tax-free allowance of 50 yuan).

In the postal tax mode, as long as the tax is within 50 yuan, the more you buy, the more cost-effective it is.

The value-added tax mode is a forced taxation mode, and it is difficult to avoid taxation.

In the mixed mode, as long as the tax is within 50 yuan, the more you buy, the more cost-effective it is