CREATE TABLE table_28138035_20 (year_location VARCHAR, womens_doubles VARCHAR)

Where was the tour when jing junhong li jiawei played womens doubles?
SELECT year_location FROM table_28138035_20 WHERE womens_doubles = "Jing Junhong Li Jiawei"
SELECT "year_location" FROM "table_28138035_20" WHERE "Jing Junhong Li Jiawei" = "womens_doubles"