Thank you for this image. Anything that you can find for these Chinese productions is of value in finding out more about the "other" "lost" Charlie Chan material.
Here's the cast and crew list. I get the impression that the films in the late 1940s may have been made in Hong Kong, rather than in Shanghai.
Hero of Our Time (1948)
一代枭雄 (1948)
http://www.mtime.com/movie/47754/
Production Company:
许立斋 Xu Production Studio
Producer: 毕虎 Hu Bi
Director: 毕虎 Hu Bi
Screenwriter : 毕虎 Hu Bi
Principal actors
白燕 Yan Bai — 陈美娜 Meina
徐莘园 Ziyuan Xu — 陈查礼Charlie Chan
吕玉堃 Yukun Lu — 金百川 The Rivers
王斑 Ban Wang — 探长Detective
姜明 Ming Jiang — 吴怀德 Tunfude
鹭红 Lu Hung — 董丽珠 Donglizhu
殷秀岑 Xiucen Yin
尤光照 Guangzhao You
周文彬 Wenbing Zhou
高第安 High Resolution
廖凡 Fan Liao
