Legal basis: "Regulations on the Administration of Security Escort Companies" Article 3 Security Escort Companies provide armed escort services according to law under the following circumstances: (1) Escort military industry, finance, important state storage, confidential transportation systems and large water conservancy, electric power, communications and other units equipped with official guns according to law; (two) the important information and documents needed to escort the production, scientific research and business services of the units listed in the preceding paragraph; (three) a large number of cash, important cultural relics, works of art, securities, gold and silver jewelry and other valuables to escort client units other than military industry; (4) Other circumstances that require armed escort according to law.