2019 World 5G Convention to open in Beijing

Source: Xinhua| 2019-11-21 07:45:00|Editor: Wang Yamei
Video PlayerClose

CHINA-BEIJING-WORLD 5G CONVENTION-PRESS PREVIEW (CN)

A 5G-powered urban security system is on display during a press preview for the 2019 World 5G Convention in Beijing, capital of China, Nov. 20, 2019. The 2019 World 5G Convention will open here on Nov. 21. (Xinhua/Li Xin)

   Prev 1 2 3 4 5 6 7 8 9 10 Next   >>|

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011103261385711771
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
久久er99精品 | 综合国产精品专区 | 亚洲午夜久久久影院伊人 | 伊人天天躁夜夜躁狠狠 | 亚州Av片在线劲爆看 | 香港三日本三级三级少妇久久 |