SKH Bishop Mok Sau Tseng Secondary School (Traditional Chinese: 聖公會莫壽增會督中學),often referred to simply MST or, in Chinese, 莫壽增, is a co-educational secondary school in Hong Kong. It was founded in 1975, and named after Bishop Mok Sau Tseng of Chung Hua Sheng Kung Hui. English is used as the medium of instruction of the school.