Recently ,we got a good news from Administration for Market Regulation of Hunan Province that the invention patent Roller Device for Square Tube, Squareness Setting Machine for Square Tube Containing the Device and Production Method of Square Tube owned by HYST won the third prize of Patent Award of Hunan Province of 2019.

With high technology content, high rate of achievement transformation and wonderful market feedback, this invention patent has reached advanced level domestically and thus finally stood out from hundreds pieces of patents of the whole province.