Huawei mate30Pro wireless charging only supports 27w, even if you use a 40w charger, the charging power can only be 27w.
In the same way, wired charging mate30Pro only supports 40w, you use 66w charger, can only be 40w fast charge.
The charging power is determined by the phone itself and the charger, not how many w chargers you use, the phone power is so much w, and the phone is also supported.
This is related to your charging head, to achieve 40W charging speed, the charging head must be 55W or 66W Huawei charging head. The other thing is to make sure your phone supports 40W wireless charging, otherwise it will only be 27W.