As one of the reliable leading manufactures who specialize in gauge, fire equipment, we, Ningbo Jiefeng Instrument CO.,LTD has been building 25 years, and we have one fully owned factories. The factories have developed spring gauge, bourdon gauge, fire gauge, gauge of fire extinguisher, etc. All of our products have got the approval of EN3.Our products have been sold to Europe, Africa, South America, Austrilia, the USA and Asia, etc. We have all an all-around scientific and research panel of high-level techinique. By cooperating developing more and more new full function products. Our products could meet demands from different consumers and, these products are vogue choices for extinguisher. The precise & normative technology; advanced inspection facility and ISO9001 quality management strongly guarantee the quality of our products. Based on the management principle of "DO BEST FOR GOOD PRODUCTS AND SERVICE AS CUSTOMER NEEDS", we will develop both the domestic market and international marker, realizing the win-win between customers and our company.