DKK is a company that integrates quality management and production technology from Japan and Taiwan. It’s main key members are in mold design, material formula selection and application .DKK has more than 20 years of work experience in production, quality management and customer management. Also has OEM and ODM cooperation experience with many Fortune 500 companies. DKK’s products including o-rings, waterproof rings, and fluorine rubber O-rings ,sealing rings and rubber rings are well received in the industry. DKK is a company that focuses on the research and development of synthetic rubber industrial application technology. It mainly has four core technologies: rubber formula and mixing, sealing system design, and rubber molds design processing technology and manufacturing technology. DKK is a professional manufacturer that combines the design, manufacturing and sales of rubber molds and rubber products. DKK has established a set of rubber vulcanization curve control technology and introduced production and testing equipment for rubber products. It has also established a production quality management system for rubber products.