Weekly Report: what happened at BYSI last week (1019-1023)?

Last week BYSI had an overall loss of -21.62%, the stock price moved from 0.55 to 0.4311, last week's high was 0.59, the low was 0.4215, and the cumulative volume was 229.79K.

● BYSI reached a 52-week down last week on 23 October, quoting 0.4311.