Weekly Report: what happened at Tong Ren Tang Technologies last week (1215-1219)?

Last week 01666 had an overall loss of -1.75%, the stock price moved from 4.57 to 4.49, last week's high was 4.57, the low was 4.40, and the cumulative volume was 4.85M.

● 01666 reached a 52-week down last week on 18 December, quoting 4.49.