在市场经济环境下，竞争越来越激烈，企业经营者也越来越认识到：了解和掌握市场信息在现代企业经营中的重要作用。于是，许多企业开始自己或委托他人（如专业调查公司）对市场各方面情况进行调查。企业对调查工作的重视，反映了我国企业经营管理水平的提高，是一件值得欢迎的 In the market economy environment, the competition is more and more fierce, and the business operators are also more and more aware of the importance of understanding and mastering market information in the operation of modern enterprises. As a result, many companies begin to themselves or commission others (such as professional research firms) to investigate various aspects of the market. The importance attached by the enterprises to the investigation reflects the improvement of the management level of our enterprises, which is a welcome