Focus and persistence creating excellent products. From the selection of raw material to production and inspecting,BOTO carry out the highest of industry standards rigorously to rewarding the trust and support from honourable customers.BOTO has successfully and separately passed authorization and audit of TS16949,ISO9001,DOT/SMARTWAY,ECE,SGS,GCC,INMETRO,SNI,SONCAP,ISO14001 and other foreign country certificates.Obtained the A-grade enterprise in Shandong province and AEO senior certification of customs.BOTO is one of the first ten enterprises which authorized as “same production line,same standard,same quality”