The special economic zones established in China under the policy of Kai Feng are areas of the country in which...
I googled Kai Feng and all it just tells me about the city.. but the question is about the policies
In general, special economic zones in China are places where the regular rules that govern business do not apply. Because China's Communist Party tries to control their society so rigidly, there are a lot of rules imposed on businesses. However, in order to compete to attract foreign companies, China set up these zones where the rules are really not enforced so much.
For example, these zones typically have much lower taxes and tariffs than the rest of the country does. The point of the policies in these areas is to attract foreign companies to locate there.