2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/139753In this talk I give the mini-review on recent development in the non-linear QCD (at low $x$).It is a talk at the 12-th International Conference on Elastic and Diffractive Scattering (Blois Workshops),5 pages, 2 figuresHigh Energy Physics - Phenomenologytext