In theory this should be investigated by the local public notary's office on the mainland, but each locality has its own attitude and system, and procrastination, obstruction and even fines are the order of the day.
名義上是由大陸當地的公證處去走訪調查，但各地看法不同、制度不同，拖延、刁難，罰款恐怕是逃不掉的。