The company is committed to the beer industry for many years and a variety of beverage filtration equipment development and research. Company DFDT liquid filter bag installed in the diatomaceous earth filter, the clean tanks before and after clearing tanks, filling machine, in order to capture the microporous filter medium bag, remove the remnants of yeast in beer, PVPP particles, diatomite particles and a variety of small complexes, impurities, so that wine is more in line with health standards, maintaining good biological stability of beer, colloidal stability and flavor stability.