China stocks have been on an upward tear since then, with the mainland's CSI 300 index rallying over 25% to rise nine days in a row. Shares of Wynn Resorts and Las Vegas Sands have respectively gained nearly 8% and more than 2% this week. Stocks with a 14-day relative strength index reading, or RSI, above 70 are considered to be overbought. The stock has an RSI reading of 82. Fellow China play Wynn Resorts also has a high RSI reading of 86.

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Persons: Robin Farley, Vistra, Angie Storozynski, Humana, Stephens, Paul Lejuez, WMT Organizations: People's Bank of China, CSI, Wynn Resorts, CNBC Pro, UBS, China, Seaport Research Partners, Humana, Dollar, Citi, Walmart, omni Locations: China, U.S, Macau