The slowdown in Macau's gambling industry wiped out more than a third of Lui Che Woo's fortune after he enjoyed the biggest gain on last year's list. His Galaxy Entertainment is shifting its strategy to attract more mass-market customers. The Galaxy Macau resort on Cotai is due to complete the second phase of its expansion by the middle of the year, which he estimates will boost the company's revenue by up to 50%. Figure for wealth includes $2 billion in Galaxy shares held by son Francis.The family businesses also include Hong Kong-listed property firm K. Wah International and San Francisco-based Stanford Hotels. He arrived in Hong Kong at the age of 4 and as a teenager helped support his family by selling food on the street.