2021/05/21 2021Q1 Shareholder Letter 2021/05/19 TECO 2021Q1 On Line Investor Conference (Mandarin) 2021/03/23 TECO 2020 Q4 On Line Investor Conference (Mandarin) 2020/11/23 Letter to Shareholders November 23, 2020 2020/11/20 Letter to Shareholders November 20, 2020 2020/11/12 TECO's 2020 Q3 on line Investor Conference (Mandarin) 2020/07/27 TECO's 2020 Q2 on line Investor Conference (Mandarin) 2020/05/18 TECO's 2020 Q1 on line Investor Conference (Mandarin) 2020/03/19 TECO's 2019 Q4 on line Investor Conference (Mandarin) 2018/12/22 Declaring the resolution of the Board of Directors to execute the treasure stock buy back