Updating from the huge and clear credits here :
https://www.youtube.com/watch?v=yQ9RY2wK3Fs

... it is evident that ...

Love Flowering Rain (1977)
https://hkmdb.com/db/movies/view.mhtml? ... ay_set=eng

... is a duplicate of ....

Love in the Spring (1974)
https://hkmdb.com/db/movies/view.mhtml? ... ay_set=eng

I couldn't match the job for 葉宗麟, as his other listed jobs don't match.
https://hkmdb.com/db/people/view.mhtml? ... ay_set=eng

Yes, good spot. I wonder where they got the "1974" from? Perhaps from the DVD or VCD shown in the images? It's odd.

J.J.Hayden wrote:Yes, good spot. I wonder where they got the "1974" from? Perhaps from the DVD or VCD shown in the images? It's odd.

1974 is more consistent with the surrounding related films

Merged.