more than 10 tons of buying and selling of gold have been registered in saman saman tejarat. but now, not having reached the halfway point , it is reported from the ministry that the implementation of the goods registration law in the trading community system has been postponed. registering in a system is enough and basically it will be a single window that is what we are we have been given 3 months to do it. now , due to the implementation of the taxpayer registration system in the business that uses heating devices. in general, in the last four months of the year, their usage period will be calculated with the highest price of the domestic sector, which is 6 thousand tomans per cubic meter. these devices, which have high costs, and their prohibition has been emphasized in the presidential circular , were previously calculated by the commercial side of their gas prices. a radiant heating device from the brand. how many years have these ads been installed for the collection? this is to assure the business that summer customers will come in winter. pavement heating with munici