scheduled to be put into operation by the end of the week , duniya mohammadi khabarari of rahon sanand station news agency said. with the efforts of the specialists of a knowledge-based company , a strategic part of needle rail seismograph was produced in the country. this product is used in railway lines to eliminate vibration and increase the speed of wagons. achieving cross-stop technology, or rail holding parts in the needles, for the passage of trains without vibration and noise, is the result of the efforts of a group of experts and scientists. in order to be able to catch the vibrations of the train on the rail and to allow the train to cross the rail at a higher speed , we designed the stopo class set. we will use this collection in the needles that we will produce, god willing. alhamdulillah, the first sample is being produced , it has reached the machining stage. we can promise that in the next two months we will be able to collect needle and cross let's produce stopo and deliver them to the consumers who are our main consumers, rahen collection, rahen collections, and metro collecti