Eternal Summer
盛夏光年 (original)
Inseparable childhood friends Shou-heng and Cheng-shing have their world thrown into chaos when a new girl comes to town and falls for Shou-heng.
Starring Ray Chang, Joseph Chang, Kate Yeung
Watch "Eternal Summer" on Netflix released in 2006. It's a drama and romance movie, and has a rating of 7 out of 10 from Imdb which is usually fine for this kind of movie.