Home / Sliven AVTOSERVIZ MOTOTEHNIKA EOOD Auto service Call · +359889732797 Vehicle inspection station (annual technical inspection / GTP). Permit No. 708. Region/municipality: Sliven / Sliven. Categories: AB1 AP1 M1 M1G N1 N1G O1. Source: Official RTA all-valid permits #708 (as of 2026-09-30).