the symbols of zob, mellat, khodro and shetran had the most transactions, the most positive impact on the chetran index, bank shabdis and tapico, and the most negative impact was related to the family symbols of folad, mellat and shabna, after about four days of positive market indices. today, the number of negative entities increased, and at the end of the trading, almost 30% of the market was in the positive range, and the group of chemical products and basic metals actually assigned the highest trading value to themselves, allocating buy orders of 384 and 784, as well as the set of sell orders on the sign was at the end of the market, the same in this one the transactions of 79 symbols reached the buying page and the selling page was formed for 304 symbols, although the scope is still positive and negative 2%, 28 million tomans per capita, buying 33 million tomans, and the selling power of the sellers was relatively more, the transportation group had 21 billion inflow of money. petroleum products 6 billion and metal ore extraction which shows 2 billion inflow of money , the largest

the company itself has done what has just been done, the casting of three lines by zob mellat furnaces and the casting system . the production line that the germans were supposed to set up had only one pipe production line, but iranian experts increased the production capacity of this line to three. they increased the route during the time when our children themselves finally mastered the technical knowledge of casting , the problems that had a series of defects, observing the problems of misalignment and so on, the children solved it. another discussion we had was that we could not cast three strands, even two strands were not of good quality. it was about the cooling of the molds . before this , it was not possible to produce pipes directly from the casting. we used to produce track cylinders called the billet of these billets was converted into tube material after cutting and forging, that is, the initial tubes, which became the final tube in the process after stretching and these issues. now all kinds of copper pipes are produced according to the needs of the market. now that the p