Please refer to: Market Observation Post System ( Stock Code: 2239) -> Dividends
Link:https://emops.twse.com.tw/server-java/t58query
Please refer to: TWSE->Market Info->Historical Trading Info/Data-> Daily Closing Price / Monthly Closing Average Price of Individual Securities
[Date][Stock Code: 2239]
Link: https://www.twse.com.tw/en/page/trading/exchange/STOCK_DAY_AVG.html