When you open the wallet and click the asset, you will find a small arrow at the right side, press the arrow you will get the Asset Key. Then what is the Asset Key?
The Asset Key could help you to identify the token when you get the same token names or similar logos. For example, the ERC-20 token, the Asset Key is the original smart contact, you could copy it and check it on https://etherscan.io/.
The EOS based tokens display the original accounts' name created on EOS.IO, it's composed by the 12-letter account name + symbol. For example BLACK, its Asset Key is eosblackteam:BLACK.