That's the only reason Macao became a must-win area of competition for the biggest gambling tycoons in the world. In the last few decades, Macao's gambling business was monopolized by Stanley Ho. In recent years, the government has decided to open up the gambling industry. This has made the competition extremely fierce. In this way, the quality of service has also risen. So now, besides the Ho family, two big gambling kings from Las Vegas also have managerial power there.