Qingdao Puhua Heavy Industrial Group tau tsim nyob rau xyoo 2006, tag nrho cov peev txheej sau npe ntau dua 8,500,000 daus las, thaj tsam ze li 50,000 square metres. Peb lub tuam txhab tau dhau CE, ISO daim ntawv pov thawj. Raws li peb cov khoom lag luam zoo, kev pabcuam cov neeg siv khoom thiab tus nqi sib tw, peb tau xa peb lub tshuab mus rau ntau dua 90 lub tebchaws, xws li Asmeskas, Russia, Lub Tebchaws Yelemees, Australia, Saudi Arabia, Brazil, Ukraine, Egypt, India, Vietnam thiab lwm yam .