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- We have obtained the CE certification on our water quality measuring system (Mestar+ pH,RC,DO).
Hello, my dear visitors to Cheonsei
We received the CE(EMC) certification on our “Mestar+ pH, RC, DO” models on June 29 and then the CE(LVD) certification on August 3, 2020.
We will continue to make endeavors to improve the quality of our products to the level satisfactory to our customers.
Thank you.
Head Offcie(426-220) 40, Ansantekom-gil, Sangnok-gu, Ansan-si,
Gyeonggi-do, Korea / TEL : +82-31-508-1003 / FAX : +82-31-419-3223 /
E-MAIL : cheonsei@cheonsei.co.kr
Factory(426-833) 90, Sinwon-ro 91beon-gil, Danwon-gu, Ansan-si, Gyeonggi-do, Korea / TEL : +82-31-493-1003 / FAX : +82-31-492-3683
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