Hong Kong stocks rallied back to the 21,000-point level alongside a rising mainland market, boosted by Chinese electric vehicle shares.

The benchmark Hang Seng Index recorded 21,210 points by midday, up 1.53 percent or 319 points, with a half-day turnover of HK$129.2 billion.

The Hang Seng Tech Index was up by 2.79 percent at 5,200 points.

BYD (1211) extended yesterday’s gain and rose 5.26 percent to HK$332.40, hitting another 52-week high.