Name the incorporated for Group's equity shareholding 10 march 2010 of 25% and principal activities of cargo loading
CREATE TABLE "subsidiaries_and_associates" (
  "company" text,
  "type" text,
  "principal_activities" text,
  "incorporated_in" text,
  "group_s_equity_shareholding_10_march_2010" text
);
SELECT "incorporated_in" FROM "subsidiaries_and_associates" WHERE "group_s_equity_shareholding_10_march_2010"='25%' AND "principal_activities"='cargo loading';