Yalda Night Sale Dec 17, 2019 Yalda Night sale has been running since December 13 at the permanent exhibition hall in the south of Goft-o-Goo park, and will be open to visitors from 9 am to 4 pm. In this exhibition, 160 manufacturers from all over the country present their products in 140 booths. Yalda Night Products will be available directly to consumers at this fair. https://www.tehranpicture.ir/u/ivv