Can you give us more information about your company . Are you factory or trader ? If you are factory can you provide some pictures. we are in filter business for 20 years andwe are family company . we are looking for a serious partner to develop our business and we want to work with a serious factory who can stand behind their product , who can give good & fast service and good prices. Please find our product list which we sell most. please give me your best prices for these items , if we can agree on prices we can pay for samples costs ad we can get samples from you. Afterwards we can fly and see your factory , meet face to face and place order . i appreciate your soonest reply , we are serious and decent company and we expect to find a partner in same intention and conditions. Waiting to hear from you soon , Regards,