What are the assets (in billions) of the company headquartered in China and whose profits are 21.2 billion?
create table table_1682026_3 (assets__billion_$_ varchar, headquarters varchar, profits__billion_$_ varchar, PRIMARY KEY (assets__billion_$_))
select assets__billion_$_ from table_1682026_3 where headquarters = "china" and profits__billion_$_ = "21.2"