China pleated filter for well water PURO Purification Technology (Suzhou) Co., Ltd established in year 2008, is a professional factory specialized in filtration products such as HEPA filters, UEPA filters, Multimedia filters, Brush roller, PU related products etc. PURO covers an area of 2600 square meters with a total investment of 10 million CNY. We have 118 employees now with 6 professional technical engineers and R&D engineers. website:http://www.puro-techs.com/