He was part of the
Republic of China (Taiwan) team that won the gold medals at the
1954 and
1958 Asian Games. He scored a goal in the
1960 Olympics. Mok also represented
Hong Kong Chinese in a non-FIFA recognized match against
Malayan Chinese in 1959 Ho Ho Cup; in 1957, Mok also represented
Hong Kong League XI in
Merdeka Tournament, a friendly tournament; the team was almost entirely composed of the players of
Eastern Sports Club, which was playing friendlies in the Asia-Pacific. However, Mok was the only player to fly directly from Hong Kong as a non-Eastern player. That representative team, was in fact composed for 9 Hong Kong footballers that chose to represent Republic of China (Taiwan). Mok was also selected to the 1961 edition as a member of Hong Kong League XI. ==Honours==