Weekly Report: what happened at Cornerstone Technologies Holdings last week (1215-1219)?

Last week 08391 had an overall loss of -22.08%, the stock price moved from 0.77 to 0.60, last week's high was 0.80, the low was 0.59, and the cumulative volume was 56.78M.

● 08391 reached a 52-week high last week on 18 December, quoting 0.60.