HONG KONG: Hong Kong stocks opened higher on Tuesday morning, extending the previous day's gains as bargain-buyers moved in following a recent sell-off, though gains were tempered by lingering concerns over China's tech crackdown and the fast-spreading Delta Covid variant.

The Hang Seng Index rose 0.66 percent, or 173.21 points, to 26,456.61.

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The Shanghai Composite Index dipped 0.17 percent, or 5.97 points, to 3,488.66, while the Shenzhen Composite Index on China's second exchange eased 0.16 percent, or 3.94 points, to 2,458.90.