Along the way he looked at the private detective industry after 2000, with the network's development has entered a peak period, even he is difficult to say up to the country in the end there are a number of private detective, across the country, and everywherelegally registered but hundred. "foreign private detective company shall be the name of the business survey, or under the banner of the Business Advisory, Han Bing's registered name is called" Jiangnan investigation Advisory services Limited. Known as the the Jiangnan first exploration of the private detective Han Bing recently exclusively to Xinmin Weekly exposes shady: the so-called "Sherlock Holmes" information brokers. In 1992, China's first private detective agency - Social Security Advisory investigation firm established in the second year, the Ministry of Public Security issued a "notice of non-governmental organizations of the nature of the prohibition of" private detective "to prohibit private detective business. 20 years, despite the policies and regulations have been no private detective lifting the ban, the industry has still been booming from the secretive toward openness. . Han Bing, when armed police, the veterans work into the public security departments, the mid-1990s, into business and became a private detective. Known as the the Jiangnan first exploration of the private detective Han Bing exposes shady - the so-called "Sherlock Holmes" However, information brokers, such as public security, health, education, housing, Vehicle public sector, banking, communications, aviation, insurance and other commercial service house "within the ghost" the private detectives vertical again a great ability to get to the core information of the citizens, "almost a fairy tale". Xinmin Weekly "published a new one focused sell personal information.