Hong Kong stocks ended the morning session’s slump and once tipped 20,827 points by midday, boosted by rebounding chip and artificial intelligence shares.

The benchmark Hang Seng Index recorded 20,647 points, down 0.69 percent by midday.

The Hang Seng Tech Index went down by 0.61 percent to 4,946 points after once hitting 4,975 points.

Semiconductor Manufacturing International Corporation (0981) rebounded from a low of HK$43.30 in the morning session to as high as HK$45.40, while SenseTime Group (0020) once lost 8.1 percent before climbing to HK$1.67.