Kangxi export porcelain charger. Blue and white, Chinese early 18th century export charger Dear Sir, first of all, your charger is of a very high and rarely seen quality. The main difference between your charger and later copies is a matter of quality and might be hard to judge from a picture. You might be able to find more information about this in my section on Chinese Export porcelain standard patterns. This information is given as an example of private conversation only and is not intended to be used as a promotion of any individual piece.
All opinions is the authors and is given as such with all hazards of judging anything from a photo.