In recent years, with the rapid development of drones, the phenomenon of "black flying" has followed. Many drone enthusiasts have not obtained their driving licenses, and their safety awaren
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From November 1st to 3rd, the 23rd China (Langfang) Agricultural Products Fair will be held at the Langfang International Conference and Exhibition Center.Organized by the People's Government of L
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On the afternoon of November 10, 2017, Duan Lingling, deputy director of the Hebei Provincial Department of Agriculture (Office), chief economist Zheng Hongwei, and director of the Science and Educati
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