According to an American Chamber of Commerce study, 38% of U.S. firms located in China feel "unwelcome."  The results of the study, gathered from 203 companies, portrays a "steadily worsening environment for foreign companies in China over the past three years." The situation was most pronounced among "foreign firms specializing in high-tech and information technology, with 57 percent saying they felt negatively affected by government policies. In that sector, 37 percent of foreign companies said they were losing sales as a result of Chinese government policies." Read more.