SYN-TECH Chem. & Pharm. Co., Ltd. announced total amount of cash dividends is TWD 120,238,200 or TWD 4 per share payable on October 7, 2021. Ex-rights (Ex-dividend) date is September 16, 2021. Last date before book closure is September 17, 2021. Book closure starting date is September 18, 2021. Book closure ending date is September 22, 2021.