I overpaid the tax last month.
我上月的税款多缴了
Taxpayer： Can you tell me which department is in charge of tax refund？
Tax official： Please go to Room 1107 and look for Mr.Li.
Taxpayer： Is Mr.Li here？
Mr.Li： I am Li tong.Come in and sit down please.What can I do for you？
Taxpayer： I overpaid the personal income tax last month.
Mr.Li： Can you explain it in detail？
Taxpayer： I am a Chinese employee in a foreign investment enterprise. I had been sent abroad to work for aperiod of time. Last month when I calculate the personal income tax， I did．