Hi Sir/Madam,It is nice to write to you. This is Mahidul from Bangladesh. I am interested in placing your truck tire tire precured tread rubber for tire on the market.May I know more information about product such as:Width,10.00R20Width ,Model Number,Do you have any quality assurance certificates?I am looking forward to your reply.Thanks/RegardsMahidulSantoku Senpaku Show More