The law should provide that a competing claimant entitled to priority may at any time subordinate its priority unilaterally or by agreement in favour of any other existing or future competing claimant.
63. 法律应规定，享有优先权的竞合求偿人可在任何时候单方面或通过协议将其优先权排序退居于其他任何现有或未来竞合求偿人之后。