oblivious

"Chinese" can mean the written OR the spoken language. It can also be used to describe people who are born of this descent.
. \. q( X, k) R9 i公仔箱論壇+ k  Y2 b" `/ O! {, G5 [8 j$ ]
i.e. Can you read Chinese? <-- written5.39.217.760 }, i4 R; m7 y6 `1 F0 Z
Do you speak Chinese? <-- spoken
& j8 `8 U" O9 q  u公仔箱論壇Are you Chinese? <-- adjective5.39.217.76; q. g& Y) N/ F  I2 P# ]

9 h  c3 P7 @; n* o4 Utvb now,tvbnow,bttvbSince this series takes place in an era of HK before the late 1990s (before it is officially returned as a part of China), "Chinese" can be loosely used to mean Cantonese, since Mandarin hasn't been established as a common dialect of China yet. On the other hand, Cantonese is the predominant language of the local area. So, I think what 松哥 said is acceptable.