Be sure that your bed preparation was done properly. Dont be affraid of big adhesion. This is important to get small ball on the right place.
210/55 first layer
200/50 other layers (lower temp of nozzle because of stringing)
Retraction - 1.2 mm
Z lift - 0 mm
Perimeter speed - 30 mm/s
Non Printing moves - 200 mm/s
This settings will avoid stringing.