Top Machinery(Chengdu) Co. Ltd is located in Chengdu, China, is the leading expert in the Filtration(Water Well Screen) Field. Our products are very popular both in domestic and overseas, and have achieved lots praise from Germany, Italy, Russian, Poland, Canada, Australia, Iran, India, Vietnam, Tunisia customers.Our Main products: all kinds of Water Well Screen and Filtering Equipments etc, which used in the Beverage Field(beer/ wine production, water treatment), Mineral Coal Production, Petro Oil, Paper Industry, Water Well and the Power Station etc.Our Advantage: we are the only one factory can produce round water well screen pipe in China, our round water well screen: Φ20-1200mm, 0.01mm tolerance  and round degree of 0.06mm, min slot reached 0.015mm(15microns).Our company always cooperates with some famous universities to research new products and give our customer great technical support.SAVING MONEY FOR YOU! HIGH-QUALITY PRODUCTS FOR YOU! FIVE-STAR SERVICE FOR YOU!