1. 50 R & D + 20 QA + 18 QC+200 employees. With realibale team in our PROBEST group.2. (≥10 percent of annual turnover invested in R&D.)3.（RoHS/CE, ISO）hight quality + full tests before shipment.4. ＞7000㎡ factory base. 5. Long life service time.6. We have been in this water monitoring instrum

【Major Certification】Probest Secures 5 Core ISO System Certifications! Building Quality, Safety, and Service Foundations with International StandardsAs an innovative technology enterprise dedicated to water quality analysis, Fuzhou Probest Intelligent Technology Co., Ltd. has achieved another signif

Embarking on a new journey while staying true to our original mission. In the future, PROBEST will continue to focus on water quality monitoring and industrial process instrumentation, upholding technological innovation, maintaining strict quality standards, and optimizing our service system. With more comprehensive products, more professional solutions, and more efficient service capabilities, we will join hands with global partners.

A PROBEST MP301 portable mutiparameter sensor purchased in early 2022 has been operating reliably on-site for over 4 years. A simple adapter replacement was all it took to restore the main unit’s full functionality, demonstrating our equipment’s excellent long-term durability. We also share key pH probe maintenance tips to help users avoid inaccurate readings caused by dried-out internal filling fluid. PROBEST delivers robust analytical instruments and full lifecycle technical support to global water quality monitoring clients.

The global water treatment systems market is growing rapidly driven by water scarcity, urbanization, industrialization and strict water quality regulations, projected to hit US$24.33 Billion by 2035 with a 7.02% CAGR. As a professional brand in water quality monitoring, PROBEST provides reliable water quality analyzers and testing instruments for drinking water safety, industrial wastewater treatment, smart water infrastructure and environmental compliance. PROBEST instruments support accurate, real-time water quality detection to enhance treatment efficiency and ensure sustainable water management.