Trust Supplier ID
Every one knows that China is the world factory; there are so many good quality products with good price in China that you can find in Internet, but be careful, there are many frauds too. You can search “scam” in Alibaba community that it has more than 6000 results that many foreign buyers report they were scammed and lost lots of money!
So how can you trust the supplier you find?
Here is the answer: Trust the supplier that has a “ Trust Supplier ID ” !
Trust Supplier ID is a digital certificate that China suppliers can use it to digitally sign its email that send to you, to let you confirm this email is really from a verified supplier. It is also can be used to digitally sign PDF document. You can trust a supplier that digitally signed its email with Trust Supplier ID.
You can check the supplier email's digital signature, if it displays a name same as he/she say, then you can trust it since we have verified this supplier's true identity:
(1) This supplier is a legal registered company in China that we checked its good standing status in local government website;
(2) This supplier has a current and active demand deposit bank account in China that we validate it since we received this supplier's payment that wire transfer from its company bank account;
(3) This supplier's phone number displayed in its “ Trust Supplier ID ” belongs to this company if the supplier provided the telecom phone bill as proof document.
Trust Supplier ID is the suppliers' digital business license that contains all information that include in the paper business license. When you check the email signed by Trust Supplier ID, means the supplier sent it business license to you with his/her email.
When you received a digitally signed email that signed by Trust Supplier ID, please refer this guide that you can find the supplier's true identity information that verified. Or enter the email in Trust Search to verify your supplier.
And When you received a digitally signed PDF file from your supplier, please refer this guide that you can find the supplier's true identity information that verified. Or enter the email in Trust Search to verify your supplier.
The following screenshot is to show that how MS Outlook Express verified and trusted a email that digitally signed by Trust Supplier ID:
The following screenshot is to show that what a Trust Supplier ID look like:

