Yuyao Kaidi Display Instruments Co.,Ltd Yuyao Kaidi Display Instruments Co.,Ltd. is a professional China EN3 Certified Gauge Manufacturers and EN3 Certified Gauge Factory, Our products get EN3-7 approval and established Quality management system ISO9001- 2015.Now we have more than 100 staffs, including 10 specialized engineers and we sets of digital control machines and automatic production lines. We specialize in EN3 Certified Gauge to Europe, Middle East, Southeast, Australia. Our target is to make the quality stability and excellence of our products well known all over the world. better price and better service to the customers. KAIDI is a good supplier of pressure gauges for your fire extinguishers and we will try all our efforts to offer you better service.welcome to visit our factory.Bourdon pressure gauge Yuyao Kaidi Display Instruments Co.,Ltd.located in yuyao,with convenient traffic, nearing Ningbo port and Hangzhou.has been dedicating in producing and researching the pressure gauge of fire extinguishers. Our products get EN3-7 approval and established Quality management system ISO9001- 2015.Now we have more than 100 staffs, including 10 specialized engineers and we sets of digital control machines and automatic production lines. Yuyao Kaidi Display Instruments Co.,Ltd. Add:NO.9 kaihe road,mazhu, yuyao 315400,ningbo,zhejiang Tel:0086-574-62417068 Fax:0086-574-62417067 Cell No.: 0086-13586765678 E-mail:[email protected] Contact person :Rachel Hu (sales manager) Wechat:8613586765678 QQ: 1066978120 https://www.kd-gauge.com/