Qingdao Puhua Heavy Industrial Group waxaa la aasaasay 2006, wadarta caasimad diiwaangashan in ka badan 8,500,000 dollar, aagga guud ku dhawaad ​​50,000 mitir murabac. Shirkaddayadu waxay dhaaftay CE, shahaadooyinka ISO. Iyada oo ay sabab u tahay badeecadahayaga tayo sare leh, adeegga macmiilka iyo qiimaha tartamaya, waxaan u dhoofinnay mashiinkeena in ka badan 90 dal, sida USA, Russia, Germany, Australia, Saudi Arabia, Brazil, Ukraine, Masar, India, Vietnam iwm .