From the year 2020,BEIJING INSTITUTE OF BIOLOGICAL PRODUCTS CO.,LTD. start to cooperate with Beijing Neuronbc, using Filter integrity testers V 8.0 and bag integrity testers. After multiple competance and trial, Finally,BEIJING INSTITUTE OF BIOLOGICAL PRODUCTS CO.,LTD. choose our filter integrity tester V8.0 and bag integrity tester BGT-100. And operation effect is very satisfy.