Dear Sirs, We, YANXING CORP., are pleasure to know you from the EC21 and hope we have the opportunity to cooperate with you in the future. As one of the leading supplier of castor in China, we can supply many kinds of castor and make according to customer’s requirement (or samples) on design and size. They are suitable for office equipment (such as chair, desk), industrial equipment and so on.Please don’t hesitate to contact us if you are interested in our products, and we shall give our best prices and best quality for you.Hope there is a long business relations between you and us in the future.If you have any question, please don’t hesitate to let us know. We are looking forward to your contact earlier.Best regards,Zhao Yupeng(Mr.)