With the backing of 18 of the 20 CBA franchises ( including his Shanghai Sharks ) , he formed a corporation to give team owners a controlling say over league business .
Yao sought to take advantage of those changes .
With the backing of 18 of the 20 CBA franchises ( including Yao 's Shanghai Sharks ) , Yao formed a corporation to give team owners a controlling say over league business .
Yao sought to take advantage of those changes .