First of all, we recognized your company from our Embassy in your country. Take this opportunity, we would like to introduce ourselves. As one of leading manufacture of micron rated Filter Bag in China, it has been for 6 years. Now we can supply the comprehensive of micron rated Filter Bags in all of standard sizes to you. Meanwhile, we also can customer your size. A lines of Filter bag and dust collect rounds up our delivery programme. The Filter media is Polyester needle felt, Polypropylene needle felt&Nylon Monofilament. With advance production equipment, we trained staff as well as first class raw material high quality for reasonable prices. By the way, there is an internatioanl sea port in our city. It will more convenient for us to ship the products to deliver your port directly. Hoping that it shall be possible for us to build up our long term business partner with your esteemed sir in this line. I look forward to receiving your inquiry by mail.