1.Safe and environmental friendly High temperature stage use R404a or R507，refrigerant is largely concentrated inside compressor rack, so the refrigerant qty used is lower, the low temperature stage uses co2, c02 is very chemically stable, non-toxic ...

November 7-9th,2017, my company will participate in the twentieth China International Fisheries Expo in qingdao International Convention and Exhibition center. This is Asia's largest and most influential aquatic professional exhibition, have a lot of...