Method for aerobic treatment of wastewater using VTBR 

Method for anaerobic treatment of wastewater using VTBR 

Method for anaerobic-aerobic serial treatment of wastewater using vertical turbulent biological reactor 

Continuous adsorption-electrolysis regeneration equipment for wastewater treatment 

Clean production technique using wet flue gas desulphurization/denitration 

Alternative bio-adsorption & bio-regeneration trickling filter tower for wastewater treatment 

Bio-delignification-mechanic pulping technology