China Enterprises Association and China Enterprisers Institute announced the top 500 manufacturing of 2006 in Henan on Sep. 2, 2006. The top 3 are as follows: Baogang Group, China Yiqi Group and Shanghai Automobile Group.

China National Salt Industry Corporation occupies 391st place. CNSIC is the only salt enterprise which enters into the top 500 manufacturing of 2006.