... and butyl inner tube manufacturer formotorcycle tyre and tube manufacturer ,we have been in this line for many years. we owns the ... mainly export to South America, Central America, Africa and so on. 1.We have CCC, ISO9001, QS9000, ECE, DOT, INMETRO, GCC ... butyl tube and natural tube 3. production capacity(output): advanced tyre prodoction line, for inner tube, 80000 pcs around one day4.delivery ...