Where can I get a dangerous goods escort certificate in Shijiazhuang?

Enrico vehicles can be bought in Shijiazhuang, which can carry 40 tons, and the price is estimated to be 654.38+0.6 million (excluding the front). Vehicles need a dangerous goods transport qualification certificate, drivers need a dangerous goods transport qualification certificate, and a car must be equipped with a escort. Escorts need professional training, and escort information cards need dangerous goods.