Database: aan_1
Question: Find the name of the affiliation whose address contains 'China' and publishes the greatest number of papers.
SQL:
SELECT T1.name FROM Affiliation AS T1 JOIN Author_list AS T2 ON T1.affiliation_id  =  T2.affiliation_id WHERE T1.address LIKE "%China%" GROUP BY T1.affiliation_id ORDER BY count(*) DESC LIMIT 1