Two. According to Baidu map query, the Tax Service Office of the First Taxation Office of People's Republic of China (PRC) State Taxation Bureau is located at No.65 Guangdong Road, Hexi District, Tianjin, the Tax Service Office of the Third Taxation Office of People's Republic of China (PRC) State Taxation Bureau, and No.20 Dongting Road, Hexi District, Tianjin. Its main duties are tax registration, tax appraisal, invoice processing, tax declaration, preferential treatment, certification, publicity and consultation, rights protection and so on.