Teaser from a Vietnamese martial arts film, do you think the fights look good?

https://www.youtube.com/watch?v=5xLUaxnGVwI

Its official trailer
https://www.youtube.com/watch?v=6Z8mT_paYP8

Vietnam cinema has created many good martial arts action films (Rebel (Dong Mau Anh Hung), Bay Rong (Clash), ...) No films achieve recognitions outside Vietnam