Proficiency results from profound accumulation. Our long-term dedication to R&D and investment in avant-garde techniques lay the solid foundation for Sanrong’s sustainable
development. We boast a professional team of R&D and international elite suppliers of raw material.
Mould-development and material R&D are our competitive edge for its internationally-acclaimed level. The round tube diameter ranges from 13mm to 60mm. Also, available are other
choices with diversified and stylish shapes like oval, super-oval tubes and unique matrix tube