The original :

在帮助国际社会于2030年消除极端贫困的过程中，中国正扮演着越来越重要的角色。

自20世纪70年代末实施改革开放以来，中国已使多达四亿人摆脱了贫困。在未来五年中，中国将向其他发展中国家在减少贫困、发展教育、农业现代化、环境保护和医疗保健等方面提供援助。

中国在减少贫困方面取得了显著进步，并在促进经济增长方面做出了不懈的努力，这将鼓励其他贫困国家应对自身发展中的挑战。在寻求具有自身特色的发展道路时，这些国家可以借鉴中国的经验。

My translation 

In the process of helping international society to eliminate extreme poverty ,China is playing a more and more important role.

Since 1970s ,China began to open and revolution,China has made 400 million people get rid of poverty.In the five years of the future,China will resist other developing countries to decrease poverty ,develop education ,agricultural modernization ,environmental protection and medical care.

China has made apparently progress in eliminate poverty,and make  (has made)  great effort in promoting economic growth,which will encourage other poverty countries to face the challenges of self-development.In the process of searching for the road which is suitable for the development,these countries can refer to the experience of China.

reference translation 

China is playing an increasingly important role in helping the international community to eliminate extreme poverty by 2030.

Since the late 1970s,having implemented the reform and opening-up,China has helped four hundred million people out of poverty.In the next five years,China will provide assistance for other developing countries in reducing poverty,developing education,agricultural modernization,environmental protection and medical care.

China has made remarkable progress in reducing poverty,and has made unremitting efforts to promote ecnomic growth,which will encourage other poor countries to respond to the challenges of their own development .These countries can learn from the experence of China when they seek to develop their own characteristics.