SHANGHAI, Nov. 6 (Xinhua) -- During the ongoing 7th CIIE in east China's Shanghai, many new technologies, achievements and products met the public for the first time.
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廣告(請繼續閱讀本文)
SHANGHAI, Nov. 6 (Xinhua) -- During the ongoing 7th CIIE in east China's Shanghai, many new technologies, achievements and products met the public for the first time.