Hong Kong stocks sink as Ukraine war damages nuclear plant while Bilibili plunges 13 per cent on widening losses

• Benchmark index fell for a third week, the longest losing streak since December, as war in Ukraine escalated with a hit on nuclear power plant
• Leading trio of Alibaba, Tencent and Meituan tumbled by 3.7 per cent to 5.4 per cent as tech benchmark lost more than 4 per cent; Bilibili plunges 13 per cent