... Machinery Technology Co.,Ltd.Established in 1993,is an integrated enterprise which is specialized in compressed air purification equipment, Holysun integrates scientific research,manufacture ... Industry using Water Cooler,HF series High-efficient precision-filter (home made filter housing, Hankison ... Shanghai,meanwhile has offices among Beijing,Guangzhou,Jinan,Shenyang,Zhengzhou,Wuhan, Chengdu and Wu-xi ...