Qingdao Puhua Heavy Industrial Group e guzobere na 2006, ngụkọta aha isi obodo n'elu 8,500,000 dollar, ngụkọta ebe fọrọ nke nta 50,000 square mita. Ụlọ ọrụ anyị agafeela CE, ISO asambodo. N'ihi ngwaahịa anyị dị elu, ọrụ ndị ahịa na ọnụahịa asọmpi, anyị ebupụla igwe anyị karịa mba 90, dị ka USA, Russia, Germany, Australia, Saudi Arabia, Brazil, Ukraine, Egypt, India, Vietnam wdg. .