We have many considerate regular customers. What I want to say today, He is one of my nice customers from USA. His chemistry experiment need use our filter discs. We started our first cooperation from 2017 year. He ordered 20 pcs sample first, Then he informed us he was very satisfied with our filter discs quality and filtering effect after testing. Order again this time is the best proof. We received repeat 1micron SS powder filter disc order again today. He need to purchase 200 pcs this time. And we have already received his payment from Alibaba. I will send actual goods photos to his whatsApp after finished. We will try our best to give him our competitive price and best service.