Add New Launched Coin to Matic Network

Good morning

I been trying to add some new coins in to matic network, it didn’t let me do that. Here is a list of coins i wana purchase using matic platform:

Thats an etherium max (ecr20 coin EMax) address.

Chihua Token(ECR20, name CHIHUA)

American Shiba (ECR20, name USHIBA)

Please add them