Published by TIANJIN YUNDA INDUSTRY AND TRADE CO., LTD2019-03-19
Can we know the quality of water with TDS? In fact, TDS is only an indicator for detecting water, so it cannot be used to measure the quality of water or refrigerator water filter.
China Top 5 Water Filter Supplie
So there is no problem in after sale service. And we are still looking for local factories in other countries, to unfolding depth of cooperation.
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