jovanmard kasab further added: during the trip next week, a delegation from the ministry of roads and urban development will visit afghanistan about the deduction of some of the received rows. goods will be transported by highways. the 19th international exhibition of water and wastewater industry and the 13th exhibition of renewable energy were opened in the permanent location of tehran international exhibitions with the presence of the minister of energy. at the opening ceremony of the water and renewable energy industry exhibition, the minister of energy said: producers can export renewable electricity without restrictions for 8 months a year under a contract. 127 domestic companies and representatives of foreign companies are present in this period of the exhibition. gathering of water and renewable energy industry activists. i would like to offer you a panel for the power plant. solar is used up to the size of 660, it is the latest technology in the world, and this panel that you are seeing is a bi-functional panel, both panels have the ability to generate electricity. in the mat