Peb Kev Pabcuam

Peb lub tuam txhab tshwj xeeb hauv R & D, tsim khoom thiab muag khoom ntawm excavator txuas. Cov khoom tseem ceeb yog pob zeb caj npab, qhov sib ceg caj npab thiab rauj npab. Cov khoom siv tau siv dav hauv kev kev tsim kho hauv kev tsim tsev, kev tsim khoom vaj tse, tsuas, permafrost stripping, thiab lwm yam blasting pob zeb tsim teb.