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    Apple News Facebook Twitter 新浪微博 Instagram YouTube Wednesday, Mar 15, 2023
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    China’s patent application reaches new high in 2017 (2)

    By Liu Lingling (People's Daily)    10:08, March 13, 2018

    Hao Zhishan, head of police office at Xinxiang East railway station, installs an intrusion detection system, Feb. 3, 2018. The system, hailed as “electric mine”, has evolved into the third generation and won the national patent. (Photo from CFP)


    【1】【2】【3】

    (For the latest China news, Please follow People's Daily on Twitter and Facebook)
    (Web editor: Wu Chengliang, Bianji)

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