Joke Collection Website - News headlines - I want to know what full-size price and net cloth price mean. I make cloth. How do I calculate it? Is there any formula?

I want to know what full-size price and net cloth price mean. I make cloth. How do I calculate it? Is there any formula?

Full bid price: (unit price × empty difference) ÷ embryonic cloth weight+unit price.

Example: (30 yuan ×0.5)÷22k g+30 yuan =30.7 yuan.

Net cloth price: (unit price ×) Grey cloth weight+unit price.

Example: (30 yuan× "1+0.5"; ) 22kg+30 yuan =32 yuan