Holtop mafakitale AHU kapangidwe kapangidwe ka fakitale yamakono, monga Magalimoto, Zamagetsi, Spaceflight, Mankhwala etc. Holtop imapereka yankho lothana ndi kutentha kwa mpweya wamkati, chinyezi, ukhondo, mpweya wabwino, ma VOC ndi zina zambiri.

Maofesi a HOLTOP ophatikizika amagetsi amagwiritsidwa ntchito kwambiri pamagalimoto, zamagetsi, malo osungira, kusindikiza, mankhwala, mafakitale ndi mafakitale ena, komanso kutentha kwachilengedwe ndi chinyezi, ukhondo, mpweya wabwino, phokoso, poyizoni komanso kuwononga gasi komanso malo olamulira malo ogulitsa mafakitale ndi zopulumutsa mphamvu ndi zoteteza chilengedwe.