How do I buy order with Bitcoin

Hi there. So we got a coin called: CANTOKEN I create a order exchange from BTC to CANTOKEN - here is the link: https://xchain.io/market/BTC/CANTOKEN

Now how can I buy this CANTOKEN via BTC using any bitcoin wallet. I tried to send to the CANTOKEN bitcoin address: 1B4gdBC4voL5MaE5VE8NkA9DCKDYWAzaC

however it did not work.

Here is my asset link: https://xchain.io/asset/CANTOKEN

Could some guide me. On what is actually orders