CREATE TABLE table_203_363 (id DECIMAL, "city\ 2010 census" TEXT, "chinese" TEXT, "built-up area" DECIMAL, "urban area" DECIMAL, "level" TEXT, "administrative area" DECIMAL, "province-level division" TEXT, "remarks" TEXT)

which city has more in their built up area than any other ?
SELECT "city\n2010 census" FROM table_203_363 ORDER BY "built-up area" DESC LIMIT 1
SELECT "city\n2010 census" FROM "table_203_363" ORDER BY "built-up area" DESC NULLS LAST LIMIT 1