How many times was the womens doubles in china?
CREATE TABLE table_28138035_6 (mens_singles VARCHAR, womens_doubles VARCHAR)
SELECT COUNT(mens_singles) FROM table_28138035_6 WHERE womens_doubles = "China"
### Context: CREATE TABLE table_28138035_6 (mens_singles VARCHAR, womens_doubles VARCHAR) ### Question: How many times was the womens doubles in china? ### Answer: SELECT COUNT(mens_singles) FROM table_28138035_6 WHERE womens_doubles = "China"