China Low Pressure Drop HEPA Filter Media factory Our History Established in 2005, Shanghai Mingguan Purification Materials Company Limited locates in the Anting Public Economic Zone, Jiading District, Shanghai. We obtained ISO9001 quality managment system certification in 2008, implemented ERP in 2010, and established the overall management system afterwards from sales follow-up, production, supply chain to finance control. In 2004, we obtained 9 patents. In 2014, we got listed on the China NEEQ (National Equities Exchange and Quotations).
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