New client in USA ,this month purchased 20pcs vacuum pump filter oil mist separator 731630-0000 from our AIDA filter factory , as sample order ,used for her own factory machine . 

This customer told that they use different vacuum pump filters , total have 7 sets machine in factory . Every month replacement 5pcs filters for each machinery ,will have 210pcs requirements every year for one model . We made order through Alibaba payment to guarantee clients’ benefit . Production will be finished within 7-8 working days , then we will help our customer arrange delivery by DHL express , normally will be arrived in 5-7 days . We hope that our filter quality will get their approval , will bulid up a long-terms cooperation with them .