Seen by many as the greatest Chinese film ever, Spring in a Small Town is different from other films of the era. In a time when most films were colored by the politics of the time, Spring in a Small Town is a story of a woman with a love dilemma. Subtitles: VobSub (Chinese Simplified & Traditional) English
You can stream Spring in a Small Town (小城之春) (1948) free and legally on OldReel, via the Internet Archive.
Yes — it is in the public domain and can be watched and shared freely.