Hong Kong has received a wave of compassion from mainland China over the deadly fire in Tai Po, the city’s worst in decades, with public donations from across the border exceeding HK$80 million (US$10.27 million). The China Social Welfare Foundation announced that donations from 1. 7 million residents on the mainland had exceeded 76 million yuan (US$10.74 million) or about HK$83.5 million, as of Sunday. Many donors also contributed to the Hong Kong government’s relief fund and local charities,...