Analyze and evaluate the influence and impact between tax administration and tax compliance of enterprises, discover and measure the impacting level of tax administrative factors on tax compliance of enterprises, on that basis, propose solutions to strengthen tax administration in order to improve the tax compliance of enterprises in Ho Chi Minh City.

Systematize and develop theoretical issues on international tax cooperation; assess the reality of Vietnam's international tax cooperation activities in the period of 2012-2018 and its impact on Vietnam's tax administration.

Proposing a number of solutions to improve tax administration of tax authorities for e-commerce activities in accordance with the practice of e-commerce development in Vietnam in the period to 2025, vision to 2030.