Hong Kong stocks rally at open on Chinese factory data

Hong Kong stocks rallied more than one percent after opening Monday morning as data showed a better-than-expected improvement in Chinese factory activity during August.

The Hang Sang Index rose 1.22 percent, or 310.43 points, to 25,732.49.

The benchmark Shanghai Composite Index added 0.37 percent, or 12.74 points, to 3,416.55, while the Shenzhen Composite Index on China's second exchange gained 0.45 percent, or 10.40 points, to 2,316.02.