mohammad amin dejman, sedav and radio news agency, gold sellers were only required to register purchase and sale transactions in the trade society system, according to mr. bazerfashan , head of tehran's gold and jewelry sellers union , according to the agreements, there is no need to register the inventory or capital of gold in this system. not the initial understanding. system modifications were made and recorded the inventory, which was the most important concern of our colleagues , was corrected and it was decided that those who export and those who import can only be required to register capital, and those who produce ingots from mines to ingot production must register the initial inventory. the rest of our colleagues are exempted from this, also the work of registering transactions was changed to daily due to the special reasons that we mentioned regarding this field of industry. these changes were made. technologists are a company of scientists with the cooperation of industry experts. nuclear succeeded in developing a nuclear multiphase mobile current meter system localize this e