Weapons used by ASU police officers are on display during an open day to celebrate the 40th anniversary of the founding of the unit, on Saturday, September 9, 2017. (Photo: China News Service/Tan Daming)
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Weapons used by ASU police officers are on display during an open day to celebrate the 40th anniversary of the founding of the unit, on Saturday, September 9, 2017. (Photo: China News Service/Tan Daming)