CREATE TABLE table_203_370 (id DECIMAL, "year" DECIMAL, "competition" TEXT, "venue" TEXT, "position" TEXT, "event" TEXT, "notes" TEXT)

which was the only competition to occur in china ?
SELECT "competition" FROM table_203_370 WHERE "venue" = 'pr china'
SELECT "competition" FROM "table_203_370" WHERE "venue" = 'pr china'