Consortium NDI Energy Sp. z o. o. and NDI S.A., commissioned by ZTM in Poznań, carried out the renovation of the Poznań Fast Tram (PST) route.

On the section of the double-track tram line from the Słowiańska stop to Szymanowskiego stop at km , a comprehensive modernization of the track pavement was carried out, along with the replacement of the surface of the edges of stop platforms: Słowiańska, Solidarności, Lechicka/Poznań Plaza, Kurpińskiego and Szymanowskiego.

The length of the modernized section is 3.926 km, i.e. 7.852 km of single track. For the implementation of the section of the PST route from Słowiańska stop to Szymanowskiego stop, the City of Poznań received funding in the amount of PLN 25.5 million from the state budget under the Polish Deal Government Fund: Strategic Investment Program No. 01/2021/3040/Polish Deal.