Qingdao Grandstone Tire Co., Ltd yog tus kws tshaj lij thiab muaj npe nrov log tsheb tsum headquartered nyob rau hauv Qingdao, Tuam Tshoj txij thaum 2001. Tshwj xeeb hauv kev tsim, tsim, exporting ntau hom log tsheb&cov khoom muaj feem xyuam. Grandstone tau mob siab rau tsim cov khoom zoo meej kom tau raws li qhov xav tau ntawm cov neeg siv khoom, thiab txhim kho cov neeg siv khoom txaus siab.
Peb cov chaw tsim khoom nyob ntawm Shandong Weifang Indusrial Area, nrog rau thaj tsam ntawm 1,000,000m2thiab kev tsim kho thaj tsam ntawm 600,000m2nyob rau hauv tag nrho, muaj peev xwm 20 lab PCR& 2 lab TBR ib xyoos twg.
