Zao Wou-Ki's largest painting set to break world auction records Franco-Chinese painter Zao Wou-Ki's largest painting, a triptych measuring 10 metres long and 2.8 metres tall, will go under the hammer in Hong Kong on Sunday. The painting is expected to fetch a world auction record for the artist of HK$350 million (US$45 million), with the auctioneers saying it could also break the world auction record for Asian art. IMAGES AND SOUNDBITES