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Kelin passed HALAL CERTIFICATION
ISO CERTIFICATION HALAL CERTIFICATION kOSHER CERTIFICATION
Kelin got kosher certification. KOSHER-CERT-ZHENGZHOU-KELIN-WATER-PURIFICATION-MATERIALCO.-LTD
In January 2020, Client from Argentina ask for activated carbon for precious metals recovery.
Kelin got ISO certification.
In October 2019, a customer in Pakistan saw our water treatment project on our website.
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