In China, shadow banking can be described as credit intermediations involving entities and activities outside the regular banking system broadly, also some non-bank credit entities and activities. Then we should pay more attention on shadow banking, which can particularly increase maturity and liquidity transformation, imperfect credit risk transfer and/or leverage by different financial tools. In our country, the financial system is dominated by commercial banks, so more and more internal financial innovations, especially bank financial products could be viewed as the representative of shadow banking. In essence, the process of bank financial products is not an independent credit creation, but it can enlarge the credit creation of commercial banks and enhance the scale of credit expansion by means of trust loans, entrusted loans, trust beneficiary, specific assets usufruct, and the asset pool, which will result in a higher liquidity risk. Therefore, expanding the scope of the legal deposit reserve rate, establishing more laws and regulations about bank financial products, and constantly improving the internal management mechanism of bank financial products are particularly important.