our toh crisis, which ended up going to dop, to pvc, and to national petrochemical industries, and pvtsi ro us and polyethylene terephthalate pet is the main product of these three products that has an inflammation in the market and competes in the stock market. for all these products, very good projects have been planned. since the beginning of 1401 , we have seen a 30% growth of companies that use these raw materials, including polypropylene, due to their intense competition in the stock exchange market. in the first 6 months of this year, the average price competition of this raw material was about 60%. reza safari, sed and sima news agency. from your new works with the ability to issue all types of electronic invoices was unveiled in the maadian system. while announcing this news, the spokesperson of the tax affairs organization said that the invoice will be issued. electronics in the maadian system are mandatory for economic operators, and guilds can use these cards along with other methods for issuing invoices. noofi, who is obliged to do his homework in the shop and system laws, a