Doule Refrigeration Equip. Co.,Ltd.

we are the solution provider of oil vapor recovery unit from China with 15 years experience, We are focusing on the cryo-condensation + absorption (adsorption) technology for VOCs recovery, may our solutions could help you for stop venting and get more value recoverying! And we also have solutions for sludge drying and safty unit of dock-to-ship recovery system.