A 95-minute bidding war would have made headlines even when the Hong Kong auction market was at its frothiest a decade ago, so a recent protracted battle over a 14th century Chinese calligraphy ...

Chong Sum-yu, a 17-year-old Sheng Kung Hui Tsang Shiu Tim Secondary School student, has dedicated most of her life to Chinese calligraphy, an art form she started practising at age three and a half.