*Britain approved Pfizer Inc's COVID-19 vaccine on Wednesday, jumping ahead of the rest of the world in the race to begin the most crucial mass inoculation programme in history.
The Hang Seng index rose 0.3pc to 26,894.68, its highest closing level since Feb. 21, while the China Enterprises Index gained 0.8pc to 10,790.30 points.
The sub-index of the Hang Seng tracking energy shares dipped 0.1pc, while the IT sector dipped 0.26pc, the financial sector ended 0.45pc higher and the property sector rose 1.24pc.
China's GDP grew 4.9pc in July-September from a year earlier, official data showed, slower than the median 5.2pc forecast by analysts in a Reuters poll.
The Hang Seng index rose 0.9pc to close at 24,386.79, while the China Enterprises Index, the index tracking mainland firms listed in Hong Kong, gained 1.6pc to 9,914.90.
The sub-index of the Hang Seng tracking energy shares rose 0.6pc, while the IT sector advanced 3.23pc, the financial sector ended 2.14pc higher and the property sector climbed 1.11pc.
The sub-index of the Hang Seng tracking energy shares dipped 1.9pc, while the IT sector dipped 0.15pc, the financial sector ended 0.96pc lower and the property sector dipped 1.08pc.
Snapping a three-day losing streak, the Hang Seng index rose 2.1pc to close at 24,890.68, while the China Enterprises Index gained 1.6pc, to 10,153.40.
At the close of trade, the Hang Seng index was down 524.43 points, or 2.16pc, at 23,776.95. The Hang Seng China Enterprises index fell 1.8pc to 9,655.83.
The sub-index of the Hang Seng tracking energy shares dipped 3.3pc, while the IT sector rose 1.25pc, the financial sector ended 0.4pc higher and the property sector dipped 0.38pc.
HSBC shares closed 1.83pc higher, having gained as much 2.8pc earli