Central Government Development Bonds and Loans Act Article 11

The Bond can be freely traded, pledged, and posted as guarantee in official transaction. However, for registered certificates, the transfer of the title has to be completed at the original underwriting agency before the foresaid transactions.
中文原文 中央政府建設公債及借款條例第11條
本公債均得自由買賣、質押及充公務上之保證。
但記名債票,須先向原經售機構辦理過戶手續後,方得為之。

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