22nd China Beijing Int'l High-Tech Expo kicks off

Source: Xinhua| 2019-10-24 22:26:27|Editor: Xiang Bo
Video PlayerClose

CHINA-BEIJING-HIGH-TECH EXPO(CN)

Visitors listen to introduction of a domestic water saving system during the 22nd China Beijing International High-Tech Expo in Beijing, capital of China, Oct. 24, 2019. The four-day expo opened here Thursday, drawing more than 1,200 exhibitors. (Xinhua/Feng Weimin)

   Prev 1 2 3 4 5 6 7 8 9 10  

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011100001385000791
国产无码在线观看免费在线,37pao国产成视频,日韩一区二区视频在线,国产国产人免费人成免费视频麻豆
思思96热在线 | 日本一本中文一区在线 | 亚洲久操中文字幕 | 一本久久久综合精品视频 | 亚洲精品国产精品乱码不99 | 新91精品中综合久久久久 |