CREATE TABLE table_31623 ("Year" TEXT, "Men's singles" TEXT, "Women's singles" TEXT, "Men's doubles" TEXT, "Women's doubles" TEXT)

Who played men's doubles when gao ling huang sui played women's doubles in 2007?
SELECT "Men's doubles" FROM table_31623 WHERE "Women's doubles" = 'gao ling huang sui' AND "Year" = '2007'
SELECT "Men's doubles" FROM "table_31623" WHERE "Women's doubles" = 'gao ling huang sui' AND "Year" = '2007'