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.

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

With over 10 years of experience in R&D and manufacturing of water quality analysis instruments, we bring you the PROBEST PMI800 — a high-performance portable dissolved oxygen sensor probe for on-site water monitoring.Our decade-long expertise ensures the PMI800 delivers accurate, reliable data for

As a professional environmental sensor manufacturer rooted in Fuzhou, PROBEST adheres to the mission "Sense the Environment, Protect Our Planet". The PEC-700 inductive conductivity sensor is independently developed for high-salinity, high-corrosion water environments, widely applicable to marine monitoring, coastal aquaculture, sewage discharge monitoring, river basin water quality automatic stations and other scenarios. We will continue to launch regular product technical training activities to deliver reliable, cost-effective water quality sensing solutions and professional technical support for global environmental monitoring partners.

Learning by competing and practicing Lean | PROBEST held Lean Manufacturing Knowledge CompetitionIn order to promote the advancement of lean production work, ensure that every employee can fully understand and master the knowledge of lean production, and improve the production efficiency quality.