Results 3 comments of Xiaoxiong Li

same problem, want to customize the marker to give a look like this ![image](https://user-images.githubusercontent.com/23275363/134107686-bd273072-9e2e-4987-a6ba-6aba1f78101e.png)

@wuxudong Please merge this ASAP.

@wuxudong merge and build package soon as pleass :((((