Chancellor George Osborne told students at Peking University that investment in each other's countries should not be seen as a threat but a great opportunity.
Boris Johnson reiterated this view telling ITV News that international investment should be encouraged.
More top news
Londoners who have received new electronic gadgets for Christmas are being advised to take simple steps to protect them from thieves.
The Boxing Day sales got off to a flying start with shops reporting a surge in business during the first hour of trading.
Bus strikes are planned for Monday 29 December and Monday 5 January.