High Pressure Gauge,Digital Pressure Gauge,Vacuum Pressure Gauge,Hydraulic Pressure Gauge HONGQI INSTRUMENT (CHANGXING) CO.,LTD , https://www.hongqi-instrument.com
Recently, the National Mine Product Safety Mark Center organized experts to conduct centralized supervision and review of 145 kinds of coal products of Jizhong Equipment Group. After a two-day rigorous review by the review team, the company successfully passed the safety standard review, ensuring the effectiveness of various mining product qualifications, and providing a strong guarantee for the company's market sales of security products next year.