When he was 13 in 1965 , Tsang and his family moved to the United States .
Tsang was a primary and secondary school student at La Salle Primary School and La Salle College in Hong Kong .
When Tsang was 13 in 1965 , school student and Tsang 's family moved to the United States .
Tsang was a primary and secondary school student at La Salle Primary School and La Salle College in Hong Kong .