Original sentence: However, many of these companies are government regulated.In China companies are often government run or some government supported
Edited sentence: As most of other western countries, only small proportion of companies whose business might deeply effect national economics and civil daily life for example bank are government run or some government supported so that government can conduct macroeconomic management and adjustment effectively and timely.In China most companies are private managed.No matter what kind of company it is, it has to obey the national law of China.This is an important reason that how China develop rapidly in the last 40 years