-                                                               Beijing Gaobeidian 1,000,000t/d sewage treatment plant sludge treatment project
-                                                               Beijing Xiaohongmen 600,000t/d sewage treatment plant sludge treatment project
-                                                               Beijing Qinghe 500,000t/d second reclaimed water plant sludge treatment project
-                                                               Beijing Huaifang 600,000t/d reclaimed water plant sludge treatment project
-                                                               Pantai 320,000tons WWTP sludge anaerobic digestion project, Malaysia
-                                                               Ulaanbaatar central sewage treatment plant sludge digestion project
-                                                               Xi’an sewage treatment plant sludge centralized disposal project
-                                                               Beijing Gaoantun sludge treatment project
 
                 
             
        