"May Day" anti-fraud strategy, please put it away "May Day" anti-fraud strategy, please put it away "May Day" anti-fraud strategy, please put it away "May Day" anti-fraud strategy, please put it away "May Day" anti-fraud strategy, please put it away "May Day" anti-fraud strategy, please put it away Source: Guangzhou anti-fraud service number Editor-in-charge: Shen Yangfan Editor: Xu Jing