There is Mapbox, they are a hosted provider which has a pretty straightforward tool for styling the map. I think they also have a starting style which is pretty

There is Mapbox, they are a hosted provider which has a pretty straightforward tool for styling the map. I think they also have a starting style which is pretty similar to older Google Maps. I think they also have some level of customization for labels, and if you have a big need to have Pīnyīn I'm sure that something could be done for that.