Weekly Report: what happened at Brainhole Technology last week (0817-0821)?

Last week 02203 had an overall gain of 3.79%, the stock price moved from 0.1320 to 0.1370, last week's high was 0.1530, the low was 0.1320, and the cumulative volume was 540.00K.

● 02203 reached a 52-week down last week on 20 August, quoting 0.1370.