Hong Kong stocks started Tuesday with a small gain, having tumbled close to four percent over the previous three trading days on fresh worries about US interest rate hikes.

The Hang Seng Index edged up 0.3 percent to 21,288.

The Shanghai Composite Index added 0.2 percent to 3,245, while the Shenzhen Composite Index on China's second exchange gained 0.2 percent to 2,149. (AFP)