In the early 1920s,North China suffered widespread famine due to drought.In order to raise relief funds,the Chinese government proposed to the Diplomatic Body a plan to levy additional customs surtax to mortgage loans.Although there are differences of opinion among the ministers within the diplomatic Body,taking into account commercial interests,the relationship with China and humanitarian factors,they succes-sively agreed to this request,but also put forward many additional conditions.Since then,this model has also been applied to famine relief activities in southern provinces.In terms of spe...