... 4. low dew point to -70 deg.C 5. economic, energy saving Absorbent compressed air dryerHeatless purge desiccant air dryerInlet ... ,easy to install Company profile:Shanghai HOLYSUN Machinery Technology Co.,Ltd.Established in 1993,is an integrated enterprise which is ... Shanghai,meanwhile has offices among Beijing,Guangzhou,Jinan,Shenyang,Zhengzhou,Wuhan, Chengdu and Wu-xi which responsible for before & ...