Series HP-DHK duplex iacuit machinam liquefaciens (Inventionis patentium No.: ZL 2009 1 0014580.9) productio efficientiam duplicat, 50% electricitatis servat, et 50% instrumenti investment.In 2009, probata est a Sinis Carbon Industry Consociationis; pervulgata Shenyang Aluminium Magnesium Design Institutum Co, Ltd., Guiyang Aluminium Magnesium Design et Research Institutum Co, Ltd., et plures periti carbonis domestici noti, ut participent aestimationem scientificorum provincialium et ministerialium ac technologicorum.Duplex praetexendi conspersio prima generis sui est in domesticis et foris, ad gradum internationalem principalium similium productorum attingens.