On April 4, Sotheby's Hong Kong will host the sale of 83 works from a genre that's rooted in Chinese classical painting and is gaining ground with international collectors. Ming Liu reports.

A significant collection of contemporary ink art is to go under the hammer - with many works crossing the auction block for the first time.

On April 4, Sotheby's Hong Kong will host the sale of 83 works of contemporary ink art, a genre that's rooted in classical Chinese painting and is gaining ground with international collectors.