Hong Kong corporations and individuals have donated HK$172 million ($22.2 million) and 10,000 cans of milk powder to the mainland's earthquake-hit region, the central government's liaison office said on Tuesday.

A magnitude-7 earthquake hit Ya'an city in Southwest China's Sichuan province on April 20, leaving at least 196 people dead and 21 others missing.

The Liaison Office of the Central People's Government in the Hong Kong Special Administrative Region publicized its special bank account on April 21 and called on Hong Kong people to donate for the quake-devastated region.