Qingdao Blue Diamond Industry CO.,LTD,The former is Qingdao Redsun Rubber Products CO.,LTD. After 10 years of development, we renamed Blue Diamond in 2019. There are three production plants now. It covers: Rubber Products, Injection Plastic Products, Mold, andPolyurthane Products.If you have any special request about your product, donot hesitate to contact us please. Our technical engineer will give you better solutions. We strive to achieve the following goals:Continue to meet our customers' needsSeek closer and long-lasting partnership with our customers Continue to strive for zero defects Utilize the advanced quality assurance system Seek continuous improvement on all processes and procedures Welcome customers at home and abroad come to negotiate business.