Emerging-market stocks rose for the first time in four days on speculation China may relax policy tightening measures and as Indian exports surged last month.
Gold declined to an eight-week low in London on speculation investor demand for the metal as a protection of wealth will dampen.
Rice futures are expected to extend a rally that began in early July as torrential rains across southern China may result in lower production levels of the grain.
Hong Kong stocks rose 173.64 points, or 0.86 percent, to end at 20,264.59 on Tuesday.
China's stock index futures closed higher Tuesday with the contract for August, the most actively traded, up 2.03 percent from the previous trading day to end at 2,746 points.
China's key stock index rose 2.15 percent on Tuesday to its highest close in three weeks, buoyed by property stocks.
The ChiNext Index, launched by the Shenzhen Stock Exchange (SSE) on June 1, rose 3.19 percent, to close at 937.02 points in Tuesday's trading.
Zijin Mining Group Co, China's biggest gold producer, rose by the maximum 10 percent limit in Shanghai as Great Wall Securities Co and Shenyin & Wanguo Securities Co said the company's recent losses were excessive.
China may allow qualified foreign institutional investors to use as much as 10 percent of their investment quotas to trade stock-index futures, the China Securities Journal reported, citing an unidentified person.
Gold futures fell the most in two weeks as the euro's rebound reduced demand for the precious metal as a haven against European debt concerns.