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Over 160 scholars from China, the United States and other countries are exchanging views on the latest developments in ecological civilization at the Pitzer College in the two-day event.
By 2018, China had 249 million people aged 60 and above, accounting for 17.9 percent of its total population, becoming a country with the largest and fastest-growing aged population in the world.
Guided by the Silk Road spirit, the initiative aims to promote cooperation in five major areas -- policy coordination, infrastructure connectivity, trade, finance and people-to-people exchanges.
Total outstanding PSL loans in the first three months amounted to 3.54 trillion yuan.
"Fight poverty is an important issue of sustainability. If you want to make a better life for our future, it is good to take students to have a look at this exhibition," explained Markus Rudolph, the German teacher who speaks fluently Chinese.