After the conclusion of Expo 2010, official participants who have built and used Type 1 pavilions shall dismantle and clear from the site all buildings, structures, equipment and facilities (including base piles, base and pipelines) of the pavilions they have built, installed and decorated, and official participants who have used Type 2 and Type 3 pavilions shall remove all their exhibits, exhibition equipment and facilities from the pavilions or allocated exhibition spaces they have occupied.

First-type pavilions shall be dismantled before May 1, 2011 at the latest, and for that matter official participants shall remove from the site all garbage, dregs, wastes, reusables and recyclables produced in the process of pavilion dismantling.

Effective measures shall be taken to ensure that the site, pavilions and the environment are not polluted and the site or pavilions return to their original condition.