Shandong Efirm Biochemistry and Environmental Protection Co.,Ltd.was founded on January 24, 2011.

The total area is more than 1,000 acres,500 people are working there,including 200 technicist.



Now our company have Annual output of 50,000 MT of Thiourea device,50,000 MT of hydrogen sulfide purification and 120,000 MT of sodium hydrosulfide combination device,30,000 MT of Cyanamide device.5000 MT mercaptan devices.



The main production is:

Thiourea

Sodium ...