The Hawker 800 jet came down in an industrial estate in the municipality of Ramos Arizpe, 11 km from Saltillo, capital city of Coahuila state, the Coahuila attorney general's office said in a statement.

　　Preliminary findings showed the jet departed from the Mexican Caribbean island of Cozumel on the east coast of the Yucatan Peninsula and was bound for Ramos Arizpe, the statement said.

　　The reason for the crash remained unknown.