Dear Sirs/Madam: First of all, many thanks for your time on viewing this email and it gives us an opportunity to introduce ourselves to your esteem company. We, Zhongrun Forging & Casting, are manufacturer of various forging and casting parts and have also been exporting products to USA, German and Spain for so many years. For more details about us, please visit: http://www.hebcfc.com/En/index.asp. I come to know from your website that your main product is sprocket wheel and coincidently it well matches with our supply scope. Along with this email, I am sending you some photos of these sprocket wheel and let us know it if you are interested or any RFQs. Looking forward to having your earliest reply. Thanks and regards!Jason Han0086-18680804943