Reasons for this fall of revenue are related to the slowdown that the Chinese economy is having and a corruption crackdown by Chinese officials which has constrained lavish spending. The so-called " Monte Carlo of the Orient", Macau's economy relies heavily on gambling.roulette system blog ROULETTE GUT SYSTEM Gambling in China is officially illegal under Chinese law. In practice, however, Chinese people can participate in state-run lotteries and engage in legal Mainland China · Hong Kong · Macau. Imagine playing Texas Hold'em in the some of the largest gambling cities like Las Vegas or Atlantic The most popular city in Nevada, Las Vegas is considered the best gambling city in America and probably in the world. . #5 Macau, China. Work began on gaming and hotel facilities on reclaimed land and the southern Chinese city was transformed into the gambling destination of.