the unit, and it is possible that the information and figures of these may not be sent to us in an accurate manner , the same as the information provided by the customs department of the scientific information system of the trade development organization, and in fact, the information provided by the company itself. we got it, and you applied it. finally , last year's figure was 69 million dollars, which is about 6.5% of the actual market volume. in fact, exports to about 48 countries were made in 1401. which are from the neighboring countries , and the main volume of exports is to these countries it has been iraq, turkey, afghanistan, and russia to various countries in europe and even the united states, that is, we have companies that export raw materials to equipment to european countries, america , australia, well, the presence in these markets is in addition to iran's strong presence in the field. various such as nano standardization. now, iran is an active member of the nano committee of the international organization for standardization, a committee called tc 229 of iso, which is in charge of developing nano standards, 11 of the standards that iso has published so far by researchers. iranian compiled in total, this is actually th