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Share-based payments (Tables) | 12 Months Ended
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Dec. 31, 2021
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Issuance of Restricted Shares |
| a) | On July 14, 2015, the Company’s Board of Directors approved the issuance of restricted shares. The record dates for the shares issuance were July 21, 2015 and May 10, 2016. The relevant information is as follows:
Type of arrangement |  | Grant date |  | Share price on grant date (in NT$) |  |  | Number of shares (in thousands) |  |  | Contract period |  | Vesting condition
Restricted shares award agreement |  | July 21, 2015 |  |  | 36.1 |  |  |  | 15,752 |  |  | 3 years |  | Meet service and performance conditions
Restricted shares award agreement |  | May 10, 2016 |  |  | 30.6 |  |  |  | 1,548 |  |  | 3 years |  | Meet service and performance conditions

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