The Blu-ray is Region-A!

DISC INFO:

Disc Title:     MONGA
Disc Size:      45.611.739.285 bytes
Protection:     AACS
BD-Java:        No
BDInfo:         0.5.3

PLAYLIST REPORT:

Name:                   00001.MPLS
Length:                 2:20:46 (h:m:s)
Size:                   0 bytes
Total Bitrate:          0,00 Mbps

VIDEO:

Codec                   Bitrate             Description
-----                   -------             -----------
MPEG-4 AVC Video        0 kbps              1080p / 24 fps / 16:9 / High Profile 4.1

AUDIO:

Codec                           Language        Bitrate         Description
-----                           --------        -------         -----------
DTS-HD Master Audio             Chinese         0 kbps          7.1 / 48 kHz / 16-bit (DTS Core: 5.1 / 48 kHz / 1509 kbps / 16-bit)
Dolby TrueHD Audio              Chinese         0 kbps          7.1 / 48 kHz / 16-bit (AC3 Embedded: 5.1 / 48 kHz / 640 kbps / DN -4dB)
Dolby Digital Audio             Chinese         640 kbps        5.1 / 48 kHz / 640 kbps / DN -4dB

SUBTITLES:

Codec                           Language        Bitrate         Description
-----                           --------        -------         -----------
Presentation Graphics           English         0,000 kbps
Presentation Graphics           Chinese         0,000 kbps
Presentation Graphics           Chinese         0,000 kbps

It's a Taiwanese movie not Hong Kong movie.