HP-DHK mndandanda wapawiri wosanjikiza makina opangira makina (Invention patent No.: ZL 2009 1 0014580.9) imachulukitsa kuchuluka kwa kupanga, kupulumutsa 50% yamagetsi, ndi 50% zida invest.Mu 2009, idavomerezedwa ndi China Carbon Viwanda Association, odziwika bwino Shenyang Aluminium Magnesium Design Institute Co., Ltd., Guiyang Aluminium Magnesium Design ndi Research Institute Co., Ltd., ndi angapo m'nyumba odziwika bwino mpweya akatswiri kutenga nawo mbali pa kuwunika chigawo ndi unduna kupindula sayansi ndi luso.The awiri wosanjikiza preheating kneader ndi woyamba wa mtundu wake zapakhomo ndi kunja, kufika kutsogolera mlingo mayiko a mankhwala ofanana.