From 2003 to 2013, DMA has supplied many products of HVAC & refrigeration system for worldwide clients in the 10 years.

DMA's products was exhibited in Marinetec Exhibiton 2009, Shanghai

Air-cooled condensing unit for HVAC for BP Angola in 2010

In 2013 DMA provides MGO cooling system for Chinese research ship MV Xuelong and has got CCS class product certificate for MGO chiller.