Weekly Report: what happened at Synertone Communication last week (0817-0821)?

Last week 01613 had an overall gain of 23.08%, the stock price moved from 0.91 to 1.12, last week's high was 1.16, the low was 0.86, and the cumulative volume was 21.51M.

● 01613 reached a 52-week high last week on 20 August, quoting 1.12.