Manufacturer of Vehicle Valve Seal

Established in 1995, AOK has made concrete contribution to valve seal industries for over 10 years. We supply high quality valve seals for cars such as Alfa Romeo valve seals, BMW vehicle valve seal and motorycycle’s, etc. In order to maintain high quality, the valve seal from AOK are all inspected thoroughly; therefore, AOK has won worldwide recognition.


With more than 10 years of experiences in designing and producing all kinds of oil seals, AOK has acquired rich knowledge and the latest technology in the automobile application field. Being a professional valve seal manufacturer with ISO9001 and TS16949 qualification, AOK markets globally and sells the valve stem seals in European, North America and Asian countries. Maintaining excellent quality and customer satisfaction is AOK’s No. 1 priority. AOK provides you with top quality of valve seals. If you are interested in our products, please do not hesitate to contact with AOK. AOK delights in serving customer with satisfaction.


If you are looking for various rubber parts, oil seal, or others, please do not be hesitate to contact with through phone call or by email. Let us know your requirements in order to find what you need. Feel free to contact with us.

Look for PVC Valves & Flanges

Golden Highope Industrial INC is a company with more than 30 years’ experiences in the industry that fully satisfied your needs and provides you with our very best services. We have best quality and prompt delivery. We believes strongly in honest trading and fully responsible. Our main objective is to provide our customers with best quality products, great services and trying to maintain satisfactory and long term business relationship for as long as possible.


If you are looking for PVC valves, you are in the right place! Golden Highope is the leading manufacturer of PVC valve and flange in the industry, we have more than 20 years experiences in manufacturing PVC valves and flanges. Also, our products have passed ISO 9001 and Golden Highope has passed D&B D-U-N-S registered certificated in 2013, provide you high quality products. Welcome to check with us to find the suitable PVC valve or flange.


Contact us TODAY!