The type of material, size and shape of your Gaohu bridge has a great impact on the tone of your instrument.
It can make the tone of your Gaohu brighter, noisier, mellower, more nasal, louder etc.
On top of that, the correct bridge will make the high notes sound clearer.
Finding that elusive bridge that suits your erhu as well as your ears will a lot of trial and error, especially no one Gaohu is alike another hence there is no one type of bridge that suits a particular Gaohu.
Check out the few kinds of Gaohu bridge we have with us here.