AUTO-CHE

Yutong city bus

Page 18 of 23

#851

Yutong logo (batch #231)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6L280-42 / YC6L260-42...Passenger capacity:99/24-49, 107/24-49,...
Displacement (cc):8424 / 8424 / 7700Wheelbase (mm):6000
Power (kW):206 / 191 / 195Dimensions (mm):12000 × 2550 × 3150/2950
Fuel type:diesel fuelGross weight (kg):18000
Yutong

#852

Yutong logo (batch #231)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6G230N-40 / WP6NG240E40...Passenger capacity:81/24-45, 72/24-45, 96/24-...
Displacement (cc):7800 / 6750 / 7800...Wheelbase (mm):5800
Power (kW):170 / 176 / 191 ...Dimensions (mm):11500 × 2550 × 3300/3150/2...
Fuel type:natural gasGross weight (kg):16500, 17500
Yutong

#853

Yutong logo (batch #231)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6700GCRN1Passenger capacity:36/10-32, 41/10-32, 36/10-...
Engine:YC4D140N-40 / YC4D140N-40Wheelbase (mm):3400
Displacement (cc):4214 / 4214Dimensions (mm):7352 × 2350 × 3200/3000/34...
Power (kW):103 / 103Gross weight (kg):9000
Yutong

#854

Yutong logo (batch #231)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6892GCRNAAPassenger capacity:64/10-38, 64/10-34, 52/10-...
Engine:YC4G180N-40 YC6J210N-40...Wheelbase (mm):4300
Displacement (cc):5200 6494 6750 5883Dimensions (mm):8995 × 2420 × 3085/3220/34...
Power (kW):132 155 155 155Gross weight (kg):13200
Yutong

#855

Yutong logo (batch #231)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6780GCRNAAPassenger capacity:55/10-33, 49/10-33, 55/10-...
Engine:YC4G180N-40 WP5NG180E40...Wheelbase (mm):3800
Displacement (cc):5200 4760 5308Dimensions (mm):8160 × 2350 × 3000/3200/34...
Power (kW):132 132 132Gross weight (kg):11200
Yutong

#856

Yutong logo (batch #231)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6L310-42 / ISLE4340BPassenger capacity:153/24-68, 164/24-68,...
Displacement (cc):8424 / 8849Wheelbase (mm):5725+6150
Power (kW):228 / 250Dimensions (mm):18000 × 2550 × 2970/3150
Fuel type:diesel fuelGross weight (kg):28000
Yutong

#857

Yutong logo (batch #231)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6700GCRA9Passenger capacity:43/10-32, 43/10-28, 37/10-...
Engine:YC4D130-30 / CY4102-C3CWheelbase (mm):3400
Displacement (cc):4214 / 3856Dimensions (mm):7352 × 2350 × 3000/3200
Power (kW):96 / 88Gross weight (kg):9000
Yutong

#858

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:BGe5230 / YC6L240N-50Passenger capacity:104/24-45, 95/24-45,...
Displacement (cc):5900 / 8424Wheelbase (mm):5800
Power (kW):172 / 177Dimensions (mm):11500 × 2550 × 3200/3150/2...
Fuel type:natural gasGross weight (kg):16500, 18000
Yutong

#859

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6820GCRNAAPassenger capacity:56/10-35, 56/10-31, 52/10-...
Engine:YC4G180N-40 WP5NG180E40...Wheelbase (mm):4000
Displacement (cc):5200 4760 5308Dimensions (mm):8545 × 2420 × 3085/3205/34...
Power (kW):132 132 132Gross weight (kg):12200
Yutong

#860

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6G230N-40 YC6G260N-40...Passenger capacity:104/24-49, 96/24-49
Displacement (cc):7800 7800 8270 8270 7140Wheelbase (mm):6000
Power (kW):170 191 170 184 191Dimensions (mm):12000 × 2550 × 3300/3150/2...
Fuel type:natural gasGross weight (kg):18000
Yutong

#861

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6700GCRAAPassenger capacity:37/10-32, 43/10-32, 37/10-...
Engine:ISDe14041 ISF3.8s4141...Wheelbase (mm):3400
Displacement (cc):4500 3760 4260 4200 4750...Dimensions (mm):7352 × 2350 × 3000/3200
Power (kW):103 105 103 103 112 117Gross weight (kg):9000
Yutong

#862

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6620CDA9Passenger capacity:35/10-23, 35/10-20
Engine:YC4FA130-30 / CY4102-C3CWheelbase (mm):3650
Displacement (cc):2982 / 3856Dimensions (mm):6645 × 2355 × 2805/2905/28...
Power (kW):95 / 88Gross weight (kg):7000
Yutong

#863

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6700CDA9Passenger capacity:40/10-26, 40/10-23
Engine:YC4FA130-30 / CY4102-C3CWheelbase (mm):4000
Displacement (cc):2982 / 3856Dimensions (mm):7245 × 2355 × 2805/2905/28...
Power (kW):95 / 88Gross weight (kg):7700
Yutong

#864

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6M290N-30 WP10NG280E30...Passenger capacity:134/24-71, 122/24-71
Displacement (cc):9839 9726 8820 9839Wheelbase (mm):6450+1300
Power (kW):214 206 206 236Dimensions (mm):13620 × 2550 × 3400/3265/3...
Fuel type:natural gasGross weight (kg):23600
Yutong

#865

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6820GCRPassenger capacity:66/10-35, 61/10-35
Engine:YC4G180-30 CA4DL1-18E3...Wheelbase (mm):4000
Displacement (cc):5200 5130 4500 3920 4760Dimensions (mm):8545 × 2420 × 3205/3085
Power (kW):132 143 136 126 132Gross weight (kg):12200
Yutong

#866

Yutong logo (batch #230)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:ISLe29030 ISLE+300B F2CE06...Passenger capacity:81/24-45
Displacement (cc):8900 8900 8790Wheelbase (mm):5875
Power (kW):213 221 213Dimensions (mm):11990 × 2550 × 2970/3150
Fuel type:diesel fuelGross weight (kg):17800
Yutong

#867

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6J245-42 / YC6J220-42Passenger capacity:104/24-41, 98/24-41
Displacement (cc):6500 / 6500Wheelbase (mm):5200
Power (kW):180 / 162Dimensions (mm):10500 × 2500 × 3150/2950
Fuel type:diesel fuelGross weight (kg):16500
Yutong

#868

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6700GCN1Passenger capacity:45/10-26, 45/10-23
Engine:NQ120N4 / NQ140N4Wheelbase (mm):4000
Displacement (cc):3759 / 3759Dimensions (mm):7245 × 2355 × 2905/2805/30...
Power (kW):92 / 103Gross weight (kg):9000
Yutong

#869

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6650GCN1Passenger capacity:36/10-23, 36/10-20, 41/10-...
Engine:NQ120N4 / YC4D140N-40Wheelbase (mm):3650
Displacement (cc):3759 / 4214Dimensions (mm):6645 × 2355 × 2805/2905/30...
Power (kW):92 / 103Gross weight (kg):8000
Yutong

#870

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6120GCN1Passenger capacity:112/15-46, 107/15-46
Engine:NQ200N4Wheelbase (mm):6200
Displacement (cc):5638Dimensions (mm):11990 × 2500 × 3200/3300/3...
Power (kW):147Gross weight (kg):17500
Yutong

#871

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6690GCN1Passenger capacity:41/10-28, 41/10-31
Engine:NQ120N4 / NQ140N4 / YC4D14...Wheelbase (mm):3300
Displacement (cc):3759 / 3759 / 4214Dimensions (mm):7330 × 2340 × 2930/3150/33...
Power (kW):92 / 103 / 103Gross weight (kg):9200
Yutong

#872

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6820GCRA9Passenger capacity:66/10-31, 61/10-31
Engine:YC4G180-40 ISDe18541...Wheelbase (mm):4000
Displacement (cc):5200 4500 4400Dimensions (mm):8545 × 2420 × 3205/3085
Power (kW):132 136 127Gross weight (kg):12200
Yutong

#873

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6139GCRAPassenger capacity:130/24-71, 118/24-71
Engine:ISBE25030 YC6G240-30...Wheelbase (mm):6450+1300
Displacement (cc):5900 7800 7800 7700 8420...Dimensions (mm):13620 × 2550 × 3265/3100
Power (kW):184 177 199 192 206 199Gross weight (kg):22000
Yutong

#874

Yutong logo (batch #229)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6130GCRPassenger capacity:130/24-57, 118/24-57
Engine:ISLE+300B / ISLe29030Wheelbase (mm):5980+1600
Displacement (cc):8900 / 8900Dimensions (mm):13695 × 2550 × 2970/3150
Power (kW):221 / 213Gross weight (kg):22000
Yutong

#875

Yutong logo (batch #228)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6560CN1Passenger capacity:32/10-19, 24/10-19
Engine:NQ120N4 / NQ100N4Wheelbase (mm):3100
Displacement (cc):3759 / 3759Dimensions (mm):6005 × 2240 × 2890/2780/31...
Power (kW):92 / 79Gross weight (kg):6600, 7400
Yutong

#876

Yutong logo (batch #227)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6790GCN1Passenger capacity:58/19-32, 58/19-36
Engine:NQ140N4 / NQ160N4Wheelbase (mm):4000
Displacement (cc):3759 / 5975Dimensions (mm):8350 × 2430 × 3130/3265/34...
Power (kW):103 / 118Gross weight (kg):11200
Yutong

#877

Yutong logo (batch #227)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6MK320N-40 / SC9DT320Q4Passenger capacity:134/24-71, 122/24-71
Displacement (cc):10338 / 8820Wheelbase (mm):6450+1300
Power (kW):235 / 235Dimensions (mm):13620 × 2550 × 3300/3150/2...
Fuel type:natural gasGross weight (kg):23600
Yutong

#878

Yutong logo (batch #227)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6G230N-40 / WP6NG210E40...Passenger capacity:92/24-41, 86/24-41
Displacement (cc):7800 / 6750 / 6500...Wheelbase (mm):5200
Power (kW):170 / 155 / 155 ...Dimensions (mm):10500 × 2500 × 3300/3150/2...
Fuel type:natural gasGross weight (kg):16500
Yutong

#879

Yutong logo (batch #227)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6620CN2Passenger capacity:32/10-24, 32/10-27
Engine:YC4D140N-40Wheelbase (mm):3308
Displacement (cc):4214Dimensions (mm):6610 × 2240 × 2830/2940/31...
Power (kW):103Gross weight (kg):7400
Yutong

#880

Yutong logo (batch #227)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6L310-42 / ISLE4340BPassenger capacity:153/24-68, 164/24-68,...
Displacement (cc):8424 / 8849Wheelbase (mm):5725+6150
Power (kW):228 / 250Dimensions (mm):18000 × 2550 × 2970/3150
Fuel type:diesel fuelGross weight (kg):28000
Yutong

#881

Yutong logo (batch #227)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6900GCRAPassenger capacity:68/24-39, 62/24-39
Engine:ISBE22031 / YC6J220-30...Wheelbase (mm):4550
Displacement (cc):5900 / 6494 / 5308...Dimensions (mm):9295 × 2420 × 3220/3085
Power (kW):162 / 162 / 132 132...Gross weight (kg):13200
Yutong

#882

Yutong logo (batch #227)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6890GCRAPassenger capacity:60/24-38, 64/24-38
Engine:YC4G180-30 ISBE18530...Wheelbase (mm):4300
Displacement (cc):5202 5883 6740 6500 7140Dimensions (mm):8995 × 2420 × 3220/3085
Power (kW):132 136 147 147 155Gross weight (kg):12200, 13200
Yutong

#883

Yutong logo (batch #226)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6900GCRNAAPassenger capacity:64/24-42, 58/24-42, 64/24-...
Engine:WP6NG210E40 / YC6J190N-40Wheelbase (mm):4550
Displacement (cc):6750 / 6500Dimensions (mm):9295 × 2420 × 3085/3220/34...
Power (kW):155 / 140Gross weight (kg):13200
Yutong

#884

Yutong logo (batch #226)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6892GCRNAAPassenger capacity:75/24-38, 64/24-38, 75/24-...
Engine:YC4G180N-40Wheelbase (mm):4300
Displacement (cc):5200Dimensions (mm):8995 × 2420 × 3085/3220/34...
Power (kW):132Gross weight (kg):13200
Yutong

#885

Yutong logo (batch #226)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6820GCRNAAPassenger capacity:61/24-35, 56/24-35, 61/24-...
Engine:YC4G180N-40Wheelbase (mm):4000
Displacement (cc):5200Dimensions (mm):8545 × 2420 × 3085/3205/34...
Power (kW):132Gross weight (kg):12200
Yutong

#886

Yutong logo (batch #226)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6780GCRNAAPassenger capacity:58/16-33, 52/16-33, 58/16-...
Engine:YC4G180N-40Wheelbase (mm):3800
Displacement (cc):5200Dimensions (mm):8160 × 2350 × 3000/3200/34...
Power (kW):132Gross weight (kg):11000
Yutong

#887

Yutong logo (batch #226)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6G230N-40 YC6G260N-40...Passenger capacity:104/24-49, 96/24-49
Displacement (cc):7800 7800 8270 8270 7140Wheelbase (mm):6000
Power (kW):170 191 170 184 191Dimensions (mm):12000 × 2550 × 3300/3150/2...
Fuel type:natural gasGross weight (kg):18000
Yutong

#888

Yutong logo (batch #226)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:ISB6.7E5225B ISB6.7E5250B...Passenger capacity:107/24-49, 98/24-49
Displacement (cc):6700 6700 8424Wheelbase (mm):6000
Power (kW):166 184 191Dimensions (mm):12000 × 2550 × 2950/3150
Fuel type:diesel fuelGross weight (kg):18000
Yutong

#889

Yutong logo (batch #225)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6100GCN1Passenger capacity:79/15-41
Engine:NQ160N4 / NQ180NWheelbase (mm):5000
Displacement (cc):5975 / 5638Dimensions (mm):10440 × 2500 × 3200/3300/3...
Power (kW):118 / 132Gross weight (kg):15000
Yutong

#890

Yutong logo (batch #225)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6620CN1Passenger capacity:32/10-24, 32/10-27
Engine:NQ120N4Wheelbase (mm):3308
Displacement (cc):3759Dimensions (mm):6610 × 2240 × 2830/2940/31...
Power (kW):92Gross weight (kg):7400
Yutong

#891

Yutong logo (batch #225)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6740GCR1Passenger capacity:39/16-31, 39/16-27, 46/16-...
Engine:YC4E140-42 / CA4DF4-15E4Wheelbase (mm):3500
Displacement (cc):4260 / 4750Dimensions (mm):7700 × 2350 × 3000/3200
Power (kW):103 / 112Gross weight (kg):9400
Yutong

#892

Yutong logo (batch #225)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6740GCRN1Passenger capacity:36/16-31, 36/16-27, 42/16-...
Engine:YC4G180N-40Wheelbase (mm):3500
Displacement (cc):5200Dimensions (mm):7700 × 2350 × 3000/3200/34...
Power (kW):132Gross weight (kg):9400
Yutong

#893

Yutong logo (batch #225)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6700CDA9Passenger capacity:40/10-26, 40/10-23
Engine:YC4FA130-30 / CY4102-C3CWheelbase (mm):4000
Displacement (cc):2982 / 3856Dimensions (mm):7245 × 2355 × 2805/2905
Power (kW):95 / 88Gross weight (kg):7700
Yutong

#894

Yutong logo (batch #225)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6820GCRPassenger capacity:66/24-35, 61/24-35
Engine:YC4G180-30 CA4DL1-18E3...Wheelbase (mm):4000
Displacement (cc):5200 5130 4500 3920 4760Dimensions (mm):8545 × 2420 × 3205/3085
Power (kW):132 143 136 126 132Gross weight (kg):12200
Yutong

#895

Yutong logo (batch #224)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6100GCNA9Passenger capacity:75/15-41
Engine:NQ150N NQ170N NQ160N3Wheelbase (mm):5000
Displacement (cc):5638 5638 5975Dimensions (mm):10440 × 2500 × 3200/3300/3...
Power (kW):110 125 118Gross weight (kg):13400
Yutong

#896

Yutong logo (batch #224)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6118GCRB9Passenger capacity:73/24-45, 86/24-45
Engine:YC6L260-42 CA6DL1-26E4Wheelbase (mm):5800
Displacement (cc):8424 7700Dimensions (mm):11650 × 2500 × 3265/3075
Power (kW):191 195Gross weight (kg):16500
Yutong

#897

Yutong logo (batch #224)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6G240-30 / CA6DF3-24E3Passenger capacity:84/24-41
Displacement (cc):7800 / 6740Wheelbase (mm):5000
Power (kW):177 / 188Dimensions (mm):10469 × 2500 × 3150/2970
Fuel type:diesel fuelGross weight (kg):16500
Yutong

#898

Yutong logo (batch #224)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:YC6G230N-40 / YC6G260N-40...Passenger capacity:104/24-49, 96/24-49
Displacement (cc):7800 / 7800 / 8270Wheelbase (mm):6000
Power (kW):170 / 191 / 170Dimensions (mm):12000 × 2550 × 3300/3150/2...
Fuel type:natural gasGross weight (kg):18000
Yutong

#899

Yutong logo (batch #224)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Engine:ISBE4+250B / YC6L260-42...Passenger capacity:106/24-45, 99/24-45,...
Displacement (cc):6700 / 8424 / 7700...Wheelbase (mm):5800
Power (kW):184 / 191 / 195 ...Dimensions (mm):11500 × 2550 × 3150/2950
Fuel type:diesel fuelGross weight (kg):17500, 16500
Yutong

#900

Yutong logo (batch #224)

Yutong city bus manufactured in China
Manufacturer:Zhengzhou Yutong Bus Co., Ltd. (China)
Chassis:ZK6580CDAAPassenger capacity:33/10-24, 31/10-24, 33/10-...
Engine:CA4DC2-12E4 / YC4FA130-40Wheelbase (mm):3308
Displacement (cc):3168 / 2982Dimensions (mm):6610 × 2240 × 2940/2830
Power (kW):91 / 95Gross weight (kg):6600
Yutong