Social organizations are also called NGOs (Non-Governmental Organizations). The UN's description of an NGO is as follows: An NGO is a non-profit, voluntary citizens' organization formed at the local, national or international level. Since China's reform and opening up to the outside world, its society and economy have both experienced fast development, and the standard of living of the population has risen rapidly. At the same time, some social problems and social demands have in- evitably emerged. In the process of seeking solutions to these social problems and satisfactory outcomes for these social de- mands, people have discovered that there are limitations to the solutions which can be provided by the government and the market.