A customer need the threaded union rubber joint’s price list, so we send the offer included the quotation, photo, drawing, catalogue and our ISO CE certificate. The customer give us a quick response and is very satisfied. Through chatting with the customer, we also send the offer of single sphere rubber joint, double sphere rubber joint, expansion joint,duckbill valve and dismantling joint. The customer say all offer are good and they need the sample, they can send us the actually order when receive the sample. Now the sample is on the way, hope the goods news is coming soon.