Nio (09866) fell as much as 10.7% to HK$29.64, a 52-week low, and was down 10.7% at the latest close, according to ETNet.

The stock hit a low of HK$29.62 and a high of HK$33.66, with 6.4535 million shares traded for HK$204 million. It has fallen for four straight sessions, down 15.5% over that span. The Hang Seng Tech Index was at 4,571, down 48 points, or 1%.