https://www.talent-spot.com/iit-individual-income-tax-service/ IIT (Individual Income Tax) Service The declaration of individual income tax related to individual wages and salaries in China is divided into monthly declaration and annual declarations. If an employee has an employer, the employer shall be responsible for the declaration. Except for employment outsourcing services, we provide professional personal income tax service and individual tax return services for those who are bothered by these issues.