Below is the quantitative information regarding the valuation technique and significant unobservable inputs used in measuring the fair value of certain conversion right and redemption right of preferred stock:
Valuation technique |
Significant |
2016 |
2017 |
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Binomial option pricing model |
Comparable listed companies’ average historical volatility | 13.6%-39.6% | 46.0%-49.2% | |||
Discount rate | 1.6% | 2.5% |