国产一级免费电影,国产自产在线视频一区,国产一区亚洲,久久国产精品视频,日本美女天天操b,九色激情,成年轻人网站色直接看

How "farmer academician" helps villagers in China's Yunnan out of poverty

Source: Xinhua| 2019-12-04 16:34:25|Editor: huaxia
Video PlayerClose

Chinese plant pathologist Zhu Youyong is a scientist, an academician, a university honorary president. But he'd rather spend his time with poor villagers than staying at the lab. Find out his story.

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011102121386052791