### Chinese: 还有你想那么多的厂家每年的广告费都要几千万甚至是几个亿，这个费用何来？
### English: And you would think that so many manufacturers spend tens of millions or even hundreds of millions of dollars each year in advertising, so where do these costs come from?
### Errors: There is a major error of incorrect translation has stylistic problems at "And you would think that so many manufacturers spend tens of millions or even hundreds of millions of dollars each year in advertising,". There is a minor error of incorrect translation includes information not present in the correct translation at "so where do these costs come from?".

### Improved English: Just think about where the tens of millions or even hundreds of millions yuan advertising fee of the manufacturers come from every year.