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.
https://www.kd-gauge.com/produ....ct/bourdon-tube-pres
