The invention discloses an antibacterial processing and finishing method of textiles. The method comprises the steps of boiling and bleaching, neutralizing and deoxidizing, dyeing, soaping, softening, drying and stentering and setting, wherein aromatic vinegar finishing agent liquid is adopted to carry out padding treatment on the grey fabrics in the step of stentering and setting. Padding treatment is carried out on the grey fabrics of the textiles in the aromatic vinegar finishing agent liquid by adopting the method and then the grey fabrics are subjected to drying and setting. The produced textiles have obvious antibacterial and mouldproof effects and lasting functions, have the health and health care functions such as odor removal and can ensure multiple washing and repeated dry cleaning.