China relieved debts of 50 poor nations and gradually offered zero-tariff treatment to 95 percent commodities of the most underdeveloped countries in Africa which have diplomatic ties with China.

　　Facing the negative impact of the world financial turmoil in 2008, China contributed more than 20 percent to the world economy growth.

　　"The NPC would like to work with other parliaments of the world to cope with the challenges and realize the MDGs to build up a harmonious world with lasting peace and common prosperity at the platform of the Inter-Parliamentary Union (IPU)," Wu said.

　　The first World Conference of Speakers of Parliament was organized in 2000 by the IPU and the UN in New York.

　　Wu arrived in Geneva on Sunday afternoon to attend the third World Conference of Speakers of Parliament. Switzerland is Wu's final leg of a three-nation visit which has taken him to France and Serbia.