On November 20^th, Dubai branch of CC7 was invited to attend the security knowledge and convenience service lecture jointly held by Consulate-General of the People’s Republic of China in Dubai and Dubai Police Headquarters. Li Xuhang, the Consul general of China in Dubai and Brigadier General Salim, the director of criminal investigation department of Dubai police headquarters attended the activity and had a speech. More than 150 people including responsible persons of Chinese-Funded institutions in Dubai and representatives of overseas Chinese, attended this activity. This is the fourth annual activity of the Chinese Consulate-General in Dubai. The related person in Dubai police office introduced and explained social media crimes, Drug-Related crimes, traffic laws, intelligent police offices and security service software. Participants listened carefully and actively cooperate with the Consulate-General and the Dubai police office to build a good image of Chinese citizens at overseas.