Amazon ask me provide invoice – need help !

Amazon ask me provide invoice, I am not a brand owner, just sell as no brand. I provided invoice and Amazon not enough to prove .

It ask me invoice with telephone, fax, address (OK, my invoice has all)

BUT he need the suppliers must have strong web site that can verify all BR and TAX id

I am purchase from small factories from China, how these small firm with 10-20 persons can have a STRONG WEB SITE and their invoice are most in Chinese.

How to fix it ? Please help !!!