押标金 meaning in Chinese

bid bond

Also they could be treated as deposit or court guarantee . some bondholders also obtain capital from bond dealers by trading rs rp and this deal will not affect their interest payments . however this high liquidity feature is not for all financial bonds and corporate bonds and it depends on issuers credit rating and operating revenue
三流动性高：政府公债可随时在市场上销售，也可充当押标金或保证之用，或利用附条件交易方式向债券自营商取得资金周转公司债则须看发行公司之债信及营收状况。