The carrying amounts and fair value of bonds payable as of December 31, 2016 and 2017, respectively, were as follows:
Carrying Amount | Fair Value | |||||||||||||||
NT$ | US$ (Note 4) | NT$ | US$ (Note 4) | |||||||||||||
December 31, 2016 | $ | 36,999,903 | $ | 37,300,356 | ||||||||||||
December 31, 2017 | 23,142,780 | $ | 780,796 | 23,247,085 | $ | 784,315 |