1937 Nanjing-Jiangxi Railway Construction Government Bond Act Article 4

The Government Bond interest is set at six percent per annum and repayable respectively on the 30th of June and 31st of December every year.
中文原文 民國二十六年京贛鐵路建設公債條例第4條
本公債年息定為六釐,每年六月三十日及十二月三十一日各付息一次。

English translation for reference only; the Chinese text prevails. Not legal advice.