With ten years hard working and great emphasis on aftermarket services, a&s machinery seal division gained huge knowledge, experience and market in sealing industry and our exporting business get great development. we are so excited to offer our sealing products to united states, canada, mexico, brazil, australia, indonesia, india, iran, qatar, russian, united kingdom, italy, spain, germany, france, south africa, egypt, etc. a&s machinery seal division always values your feedback on how we can c