CREATE TABLE table_19376 ("Tour" TEXT, "Mens singles" TEXT, "Womens singles" TEXT, "Mens doubles" TEXT, "Womens doubles" TEXT, "Mixed doubles" TEXT)

Name the mixed doubles when tour is hong kong super series
SELECT "Mixed doubles" FROM table_19376 WHERE "Tour" = 'Hong Kong Super Series'
SELECT "Mixed doubles" FROM "table_19376" WHERE "Tour" = 'Hong Kong Super Series'