Weekly Report: what happened at CHA last week (1215-1219)?

Last week CHA had an overall loss of -8.79%, the stock price moved from 13.65 to 12.45, last week's high was 14.4350, the low was 12.19, and the cumulative volume was 5.26M.

● CHA reached a 52-week down last week on 19 December, quoting 12.45.