If you are wanting to connect your DHL Express account with ShipEngine, you must have an active DHL Express account. If you are needing to open a new DHL Express account, you can start the setup process here.
Now that your DHL Express account is setup, let's get it connected to ShipEngine!
Head to Carrier Management.
On the popup that appears, select DHL Express.
On the next page, fill in your DHL Express Canada account number and Nickname and click Connect and your account will be connected!