Delta Water以其优异产品性能取得美国水质协会WQA金质奖章认证
Delta Water Engineering, part of Pollet Water Group, acquired a GOLD SEAL CERTIFICATION.
The certification has been executed by WQA (Water Quality Association) in the state of Illinois (USA). This certification will help Detla to open widely the commercial gates of the USA.
DeltaWQA金质奖章认证
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