| power | Traditional power |
| vendor | domestic |
| bucket | backhoe |
| Tonnage (ton) | 21 |
| Machine working weight (kg) | 21900 |
| Bucket capacity (m³) | 1.1 |
| Rotational speed (RPM) | 11 |
| Walking speed (km/h) | 5.4/3.3 |
| Climbing ability (%) | 70% |
| Specific grounding pressure (Kpa) | 47.4 |
| Bucket digging force (kN) | 138 |
| Bucket rod digging force (kN) | 103 |
| Power system | |
| Engine type | Mitsubishi 4 m50 |
| Rated power (kw/ RPM) | 118/2000 |
| Maximum torque (N.m/ RPM) | 580/1600 |
| Displacement (L) | 4.9 |
| Number of cylinders (PCS) | 4 |
| Cooling way | hydrocooling |
| Oil capacity | |
| The fuel tank (L) | 390 |
| Hydraulic tank (L) | 239 |
| Engine oil change (L) | 22 |
| Body size | |
| Total length of transport (mm) | 9680 |
| Total transport width (mm) | 2980 |
| Total transport height (mm) | 3440 |
| Full height of cab (mm) | 3075 |
| Loading width (mm) | 2875 |
| Track grounding length (mm) | 3445 |
| Total track length (mm) | 4250 |
| Width of track plate (mm) | 600 |
| Track gauge (mm) | 2380 |
| Minimum ground clearance (mm) | 440 |
| Minimum turning radius of front working device (mm) | 3730 |
| Radius of rotation of rear end (mm) | 2900 |
| Maximum height at minimum turning radius (mm) | 7680 |
| Number of supporting sprockets (single side) (PCS) | 2 |
| Track plate Quantity (single side) (PCS) | 47 |
| Number of supporting wheels (single side) (PCS) | 8 |
| Operating range | |
| Maximum excavation radius (mm) | 10280 |
| Maximum excavation depth (mm) | 6600 |
| Maximum excavation height (mm) | 9600 |
| Maximum unloading height (mm) | 6730 |





| Sany Excavator SY155 | |
| specification | |
| Operation weight (kg): | 7380 |
| dipper capacity(mm³): | 0.38 |
| Boom length(mm): | 3620 |
| Arm Length(mm): | 1600 |
| performance | |
| Swing speed (rpm): | 10.5 |
| traveling speed(Km/h): | 2.8/4.5 |
| Bucket digging force(kN): | 5.3 |
| Stick Digging Force(kN): | 3.7 |
| Engine | |
| engine type: | KUBOTA V3300-DI |
| rated power(Kw/rpm): | 45.8/2200 |
| displacement(L): | 3.318 |
| Main Size | |
| The total length of transportation(mm): | 5920 |
| Total transportation width(mm): | 2200 |
| Total height of transportation(mm): | 2200 |
| driving cab height(mm): | 2585 |
| Counterweight clearance from the ground(mm): | 2585 |
| The total length of crawler(mm): | 2568 |
| track shoe width (mm): | 400 |
| Track the total width(mm): | 2050 |
| working range | |
| maximum digging radius(mm): | 6170 |
| maximum digging depth(mm): | 4060 |
| maximum digging height(mm): | 6918 |
| maximum dump clearance(mm): | 5032 |
| Truck Crane | KATO: NK200E,NK250E,NK300E,NK400E,NK500E,NK800E,NK1200 TADANO: TG250,TL250E,TG300E,TG450E,TG500E,GT550E,TG700E,TG900E,TG1200,TG1500 DEMAG: AC435,AC615,AC325,AC365 GROVE: GMK4100,40-150 ton Rough terrain KATO: KR25H,KR45H,KA300,KR450,KR50H,NK25H TADANO: TR200M,TR250M,TR300M,TR450M,TR500E,TR500EX,TR500M |
| Forklift | HELI: CPCD700/1000 Komatsue: FD25/30/30T/50T/80E/100/150/200/250 TCM: FD30/30V/140,HL30,HL50,Z8 Toyota: 8F30/50/50D,7F30/50,8F150/240/250 |
| Crawler Crane | HITACHI: KH180,KH120, KH125,KH150 KOBELCO: 50T,100T,120T,300T SUMITOMO: LS118RH,LS218RH,LS528S SANY: SCC500B,SCC508,SCC500B/C-S Manitowoc 4100W/Mitsubishi LK2500/P&H 5300A/9150/American 11250/FW.China QUY50A |
| Excavator | Hitachi: 100WD,EX120,EX200,EX200LC,EX220,EX300,EX350,EX450,ZX70,ZX120,ZX150,ZX220,ZX270,ZX450 Caterpillare: 200,235,305,307,312,320,330,324,325,345 (From Model B to D) Komatsue: PC50,PC60,PC100,PC120,PC130,PC200,PC210,PC220,PC300,PC350,PC400,PC450 Kobelco: SK100,SK120,SK200,SK350 Daewoo: DH55,60,130,150,220,225,300 Hyundai: 130w,150w,200,210,220,225,290,305 Volvo: EC210,220,300 |
| Loader | Caterpillare: 916, 924, 928, 936, 938, 950, 966, 980, 988 (From Model C to Model H) Komatsue: WA100,230,250,300,320,350,360,380,400,430,470 Kawasaki: 70,70B,80Z,85Z,90,90Z,95Z Backhoe Loader: JCB3CX,JCB4CX,CAT436 |
| Bulldozer | Caterpillare: D6D,D6H,D6R,D6G,D7H,D7G,D7R,D8K,D8R,D8N,D8L,D9N,D9R,D10N Komatsue: D50P,D60P,D65,D85,D155 |
| Motor Grader | Caterpillare: 12G,14G,120G,140G,16G,140H,160H,140K Komatsue: GD511A,605A,623 |
| Road Roller | DYNAPAC: CA25,CA30,CA511 Serials BOMAG: 213,217,219,225 Serials |
