In the process of performing the duties, tax industry has achieved significant result. However, there are still many difficulties in the process administering tax taxpayer. Typically, in the recently the tax industry has to tell and handle a lot of case related to the transfer prices of companies with foreign capital aimed at tax evasion... By analysis and synthesis of metrics methods, expert method who have experience in the management of tax to research evaluate the status of the tax administration, and propose solutions to complete management of corporate income tax for foreign companies investing in Khanh Hoa.