Prof. Jiang Xiaoyuan gave a lecture on how to manipulate the JCR index today at Peking University. After this lecture, I further read his papers on the same topic.
First of all, this is an honest guy. Willing to tell stories others afraid to tell and question questions other ignored.
Sadly, just like Gaokao, SCI together with JCR is power by the unstoppable historical inertia. Though there are so many disadvantages, they are eligible to be willful.
At last, if you are interested in this topic, read more at Prof. Jiang’s Weibo.