Methods of custody and redelivery of securities, and conditions for early redelivery.

四、证券之保管、返还方式及提前返还条件。

What this shows is that the purpose of the provision of timely redelivery in the charterparty is to enable the ship to be at the full disposal of the owners from the redelivery date.

立的及时还船条款目的是使船舶自还船日起完全处于船东的处置之下。