instruction: find the location and Representative name of the gas stations owned by the companies with top 3 Asset amounts.
response: SELECT T3.location, T3.Representative_Name FROM station_company AS T1 JOIN company AS T2 ON T1.company_id = T2.company_id JOIN gas_station AS T3 ON T1.station_id = T3.station_id ORDER BY T2.Assets_billion DESC LIMIT 3