Hong Kong shares finished down on Monday after major mainland indices closed at their lowest levels since September.

The Hang Seng index fell 2.8 per cent to 19,888.50, while the China Enterprises Index lost 3.9 per cent to 8,505.16 points.

Technology and financial equities led the Hang Seng lower, with big index movers including Tencent, and banking and insurance stocks.

Total trading volume of companies included in the HSI index was 2.2 billion shares.