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JLXM JLXM Series vertical mill reducer
R : Add:Jiang Jin Chongqing China :86-23-47211103 Tel: 86-23-47211103 86-23-47211092 (International Trading Department): 86-23-47211092 :86-23-47211011 Fax:86-23-47211011 :402263 Post-code:402263 http://www.chongchi.com http://www.chongchi.com R
JLXM JLXM Series vertical mill reducer
R : Add:Jiang Jin Chongqing China :86-23-47211103 Tel: 86-23-47211103 86-23-47211092 (International Trading Department): 86-23-47211092 :86-23-47211011 Fax:86-23-47211011 :402263 Post-code:402263 http://www.chongchi.com http://www.chongchi.com JLXM( - ) JLXM(Bevel -Planetary gearing) Series Vertical Mill Reducer
1. Production description Brief Introduction JLXM JLXM - , - 1
Series JLXM vertical mill reducer is mainly used for vertical mill of vertical medium and hign-speed of coal production line and cement production line as well as for other industries Series JLXM reducer adopt two- stage (bevel-planetary gearing) driving type, see fig1 Torque transmission capacity and speed range of each type of reducer are shown on technical parameter sheet
2. Technical characteristics Chongqing Gearbox Co., Ltd (CSIC 468) is Chongqing Gearbox Co., Ltd is one of members of China Shipbuilding Industry
Corporation and specialized in manufacturing all kinds of reducers with hardened tooth surface for vessel, cement, steel, 2.1 JLXM firepower and waterpower industry, speed-up gearboxes for wind turbine generator, couplings, absorbers, friction discs, auto 58 62HRC 6 (GB10095 gears and etc.. ISO1328) 280 320HB It was founded in 1966 and covers a total land area of 80,000m2. Its total number of employee is about 2500, among them are 88 senior and intermediate managers, 724 professional technicians. Its total asset is 360 millions and owns more than 1400 Each type of series JLXM reducer is coupled with motor and drives the vertical mill,The power horizontally facilities. The company gains 84national patents and constitutes 18 national and trade standards, and the technology center of input and vertically output The bevel gears shaft pinions sun gears and planetary gears are cased the company is of state level. Our company is one of Top 50 Industrial Enterprises of Chongqing and the 500 Biggest Machinery hardened and ground teeth surface hardness 58 62HRC accuracy class 6 (GB10095 or ISO1328) or Industries in China, awarded with Wu Yi Labor prize in 2006, and awarded with National Model Unit in 2008. hign The rim gear quenched and tempered 280 320HB Both Chong Chi reducer and marine gearbox have been titled as Famous Brand in China. 2.2 The company persists in the marketing tenet Serve the national defence, Dedicate ourselves to society, Show loving care for employee, and Repay partners, and serve scientific research of national defence and national economy based on good products, high quality and knight service. We will try our best to build company as developing base for rear drive device of navy, The planetary-stage driving unit adopt 3 power split structure, many methods are taken to obtain even the most important manufacturer of gear and gear drive device in China, and famous supplier of international gear and gear load Pre-modification on gear profile is applied to greatly improve the carrying capability of gear unit. drive trade.
Http://www.chongchi.com Http://www.chongchi.com P1 JLXM( - ) JLXM(Bevel -Planetary gearing) Series Vertical Mill Reducer
1. Production description Brief Introduction JLXM JLXM - , - 1
Series JLXM vertical mill reducer is mainly used for vertical mill of vertical medium and hign-speed of coal production line and cement production line as well as for other industries Series JLXM reducer adopt two- stage (bevel-planetary gearing) driving type, see fig1 Torque transmission capacity and speed range of each type of reducer are shown on technical parameter sheet
2. Technical characteristics Chongqing Gearbox Co., Ltd (CSIC 468) is Chongqing Gearbox Co., Ltd is one of members of China Shipbuilding Industry
Corporation and specialized in manufacturing all kinds of reducers with hardened tooth surface for vessel, cement, steel, 2.1 JLXM firepower and waterpower industry, speed-up gearboxes for wind turbine generator, couplings, absorbers, friction discs, auto 58 62HRC 6 (GB10095 gears and etc.. ISO1328) 280 320HB It was founded in 1966 and covers a total land area of 80,000m2. Its total number of employee is about 2500, among them are 88 senior and intermediate managers, 724 professional technicians. Its total asset is 360 millions and owns more than 1400 Each type of series JLXM reducer is coupled with motor and drives the vertical mill,The power horizontally facilities. The company gains 84national patents and constitutes 18 national and trade standards, and the technology center of input and vertically output The bevel gears shaft pinions sun gears and planetary gears are cased the company is of state level. Our company is one of Top 50 Industrial Enterprises of Chongqing and the 500 Biggest Machinery hardened and ground teeth surface hardness 58 62HRC accuracy class 6 (GB10095 or ISO1328) or Industries in China, awarded with Wu Yi Labor prize in 2006, and awarded with National Model Unit in 2008. hign The rim gear quenched and tempered 280 320HB Both Chong Chi reducer and marine gearbox have been titled as Famous Brand in China. 2.2 The company persists in the marketing tenet Serve the national defence, Dedicate ourselves to society, Show loving care for employee, and Repay partners, and serve scientific research of national defence and national economy based on good products, high quality and knight service. We will try our best to build company as developing base for rear drive device of navy, The planetary-stage driving unit adopt 3 power split structure, many methods are taken to obtain even the most important manufacturer of gear and gear drive device in China, and famous supplier of international gear and gear load Pre-modification on gear profile is applied to greatly improve the carrying capability of gear unit. drive trade.
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JLXM( - ) 3.JLXM JLXM(Bevel -Planetary gearing) Series Vertical Mill Reducer Series JLXM reducer sectional drawing main technical parameter outline dimensions
2. Technical characteristics 3.1 JLXM Series JLXM reducer sectional drawing
2.3 , , , ,
The housing is welded or cast to achieve sufficient strength and rigidity, The average diameters of rim gear, thrust bearing and bottom housing are designed as identical to bear big vertical load and absorb the axial force and radial force resulting from gear driving process The oil reservoir and oil sump are equipped on the upper housing
2.4 ,
Rolling bearing are used for bevel unit and planetary unit,The output shaft applies radial plain bearings The tilting pad thrust bearing is of special fan-shaped pad structure with large contact area to absorb very high axial load. The bearing pad bottom applies spherical support so that it can achieve inclination 1 FIG.1 adjustment freely. The installation and manufacturing errors of gear unit can be compensated by self- adjusting of bearing pad. 3.2 JLXM 1 Series JLXM reducer main technical parameter Table 1
2.5 P/n2 rpm kN Type kW/rpm Input speed Vertical static load Lub types JLXM225 2.6 500 (DPL) 4000 In order to ensure absolutely safe operation of the reducer, all temperature measuring points and the JLXM250 4.6 600 (DPL) 4500 lubricating system shall be monitored continuity, Alarm range is properly set up. Labyrinth seal is used to JLXM265 5.7 650 (DPL) 5000 successfully prevent oil leaking. JLXM290 6.3 750 (DPL) 6000 JLXM315 10.3 1200 (DPL) 11800 JLXM340 14.3 1800 (DPL) 13800 2.6 990 JLXM355 18.4 1850 (DPL) 15500 JLXM375 20.3 2000 (DPL) 18500 JLXM420 28.6 2400 (DPL) 23900 This series reducer has many advantages such as small volume light weight hign efficiency low JLXM450 31.2 2600 (DPL) 25100 noise small vibration smooth operation and long serviece life etc Main technical parameters of this JLXM470 34.5 3100 (DPL DSPL) 28700 series reducer have come to the advanced standard of the similar products abroad JLXM500 39.7 3500 (DPL DSPL) 32000 DPL DSPL Note DPL dynamic pressure lubrication DSPL dynamic / static pressure lubrication
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JLXM( - ) 3.JLXM JLXM(Bevel -Planetary gearing) Series Vertical Mill Reducer Series JLXM reducer sectional drawing main technical parameter outline dimensions
2. Technical characteristics 3.1 JLXM Series JLXM reducer sectional drawing
2.3 , , , ,
The housing is welded or cast to achieve sufficient strength and rigidity, The average diameters of rim gear, thrust bearing and bottom housing are designed as identical to bear big vertical load and absorb the axial force and radial force resulting from gear driving process The oil reservoir and oil sump are equipped on the upper housing
2.4 ,
Rolling bearing are used for bevel unit and planetary unit,The output shaft applies radial plain bearings The tilting pad thrust bearing is of special fan-shaped pad structure with large contact area to absorb very high axial load. The bearing pad bottom applies spherical support so that it can achieve inclination 1 FIG.1 adjustment freely. The installation and manufacturing errors of gear unit can be compensated by self- adjusting of bearing pad. 3.2 JLXM 1 Series JLXM reducer main technical parameter Table 1
2.5 P/n2 rpm kN Type kW/rpm Input speed Vertical static load Lub types JLXM225 2.6 500 (DPL) 4000 In order to ensure absolutely safe operation of the reducer, all temperature measuring points and the JLXM250 4.6 600 (DPL) 4500 lubricating system shall be monitored continuity, Alarm range is properly set up. Labyrinth seal is used to JLXM265 5.7 650 (DPL) 5000 successfully prevent oil leaking. JLXM290 6.3 750 (DPL) 6000 JLXM315 10.3 1200 (DPL) 11800 JLXM340 14.3 1800 (DPL) 13800 2.6 990 JLXM355 18.4 1850 (DPL) 15500 JLXM375 20.3 2000 (DPL) 18500 JLXM420 28.6 2400 (DPL) 23900 This series reducer has many advantages such as small volume light weight hign efficiency low JLXM450 31.2 2600 (DPL) 25100 noise small vibration smooth operation and long serviece life etc Main technical parameters of this JLXM470 34.5 3100 (DPL DSPL) 28700 series reducer have come to the advanced standard of the similar products abroad JLXM500 39.7 3500 (DPL DSPL) 32000 DPL DSPL Note DPL dynamic pressure lubrication DSPL dynamic / static pressure lubrication
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3.3 JLXM Series JLXM reducer outline dimensions 4. Selection Table of Gear Unit
1 , P 380kW n1 990 r/min n2 26.6r/min AGMA 2.5 C AGMA 2 C 1.0 C P/n2 14.28 1 JLXM340 P/n2 14.3 JLXM340 Example 1 A vertical mill reducer motor power P=380Kw input speed n1=990r/min Disc speed n2=26.6r/min service AGMA coefficient 2.5 Then According service AGMA coefficient look up Diagram 2 C 1.0 Then, C P/n2 14.28 refer to Diagram 1 JLXM340 permitted P/n2 is 14.3 So the type JLXM340 shall be selected for the vertical mill reducer
2 FIG.2 2 , P 185Kw n1 990 r/min n2 32.6r/min AGMA 2.0 C AGMA 3.4 JLXM 2 JLXM Series reducer outline dimensions Table 2 2 C 0.9 C P/n2 5.1 1 JLXM265 P/n2 5.6 JLXM265 Dimensions (mm) Type Example 2: A vertical mill reducer motor power P=185kW Input speed n1=990r/min Disc speed n2=32.6r/min service AGMA coefficient 2.0 Then According service AGMA JLXM225 1000 920 850 890 250 25 45 750 150 65 1100 1100 coefficient look up Diagram 2 C 0.9 Then, C P/n2 5.1 refer to Diagram 1 JLXM250 1200 1000 950 975 255 25 45 780 160 75 1200 1200 JLXM265 permitted P/n2 is 5.6 So the type JLXM265 shall be selected for the vertical mill JLXM265 1350 1250 1120 1120 270 25 50 847 170 85 1300 1300 JLXM290 1500 1400 838.1 1230 360 20 50 850 180 95 1500 1500 reducer JLXM315 1640 1550 1280 1450 450 25 70 1130 180 110 1750 1750 JLXM340 1700 1640 1470 1585 500 20 70 1250 210 110 1900 1900 JLXM355 1850 1740 1540 1625 535 20 70 1340 210 110 2100 2100 Selection Table of Gear Unit JLXM375 2050 1850 1750 1830 650 30 70 1550 210 120 2000 2000 5. JLXM420 2300 2050 1850 1865 600 30 80 1430 210 120 2360 2360 JLXM450 2300 2050 1960 1740 630 30 80 1600 250 140 2000 2000 1 Selection of gear unit size acc.to diagram 1 JLXM470 2500 2300 1960 2050 630 30 85 1600 250 140 2600 2600 P= Mill power rating in kW JLXM500 2600 2420 2000 2100 650 40 85 1700 250 160 2700 2700 n1= /Input speed in 1/min n2= /Output speed in 1/min :,, , i= Transmission ratio= n1/n2 Note:According to the different structure of vertical mill there are different requirements for the reducer outline Fs 1/Permissible dynamic thrust load Fs See table 1 dimensions output-flange and anchoring screw Therefore the outline dimensions and connection dimension can be adjusted and confirmed by user
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3.3 JLXM Series JLXM reducer outline dimensions 4. Selection Table of Gear Unit
1 , P 380kW n1 990 r/min n2 26.6r/min AGMA 2.5 C AGMA 2 C 1.0 C P/n2 14.28 1 JLXM340 P/n2 14.3 JLXM340 Example 1 A vertical mill reducer motor power P=380Kw input speed n1=990r/min Disc speed n2=26.6r/min service AGMA coefficient 2.5 Then According service AGMA coefficient look up Diagram 2 C 1.0 Then, C P/n2 14.28 refer to Diagram 1 JLXM340 permitted P/n2 is 14.3 So the type JLXM340 shall be selected for the vertical mill reducer
2 FIG.2 2 , P 185Kw n1 990 r/min n2 32.6r/min AGMA 2.0 C AGMA 3.4 JLXM 2 JLXM Series reducer outline dimensions Table 2 2 C 0.9 C P/n2 5.1 1 JLXM265 P/n2 5.6 JLXM265 Dimensions (mm) Type Example 2: A vertical mill reducer motor power P=185kW Input speed n1=990r/min Disc speed n2=32.6r/min service AGMA coefficient 2.0 Then According service AGMA JLXM225 1000 920 850 890 250 25 45 750 150 65 1100 1100 coefficient look up Diagram 2 C 0.9 Then, C P/n2 5.1 refer to Diagram 1 JLXM250 1200 1000 950 975 255 25 45 780 160 75 1200 1200 JLXM265 permitted P/n2 is 5.6 So the type JLXM265 shall be selected for the vertical mill JLXM265 1350 1250 1120 1120 270 25 50 847 170 85 1300 1300 JLXM290 1500 1400 838.1 1230 360 20 50 850 180 95 1500 1500 reducer JLXM315 1640 1550 1280 1450 450 25 70 1130 180 110 1750 1750 JLXM340 1700 1640 1470 1585 500 20 70 1250 210 110 1900 1900 JLXM355 1850 1740 1540 1625 535 20 70 1340 210 110 2100 2100 Selection Table of Gear Unit JLXM375 2050 1850 1750 1830 650 30 70 1550 210 120 2000 2000 5. JLXM420 2300 2050 1850 1865 600 30 80 1430 210 120 2360 2360 JLXM450 2300 2050 1960 1740 630 30 80 1600 250 140 2000 2000 1 Selection of gear unit size acc.to diagram 1 JLXM470 2500 2300 1960 2050 630 30 85 1600 250 140 2600 2600 P= Mill power rating in kW JLXM500 2600 2420 2000 2100 650 40 85 1700 250 160 2700 2700 n1= /Input speed in 1/min n2= /Output speed in 1/min :,, , i= Transmission ratio= n1/n2 Note:According to the different structure of vertical mill there are different requirements for the reducer outline Fs 1/Permissible dynamic thrust load Fs See table 1 dimensions output-flange and anchoring screw Therefore the outline dimensions and connection dimension can be adjusted and confirmed by user
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6. Selection and ordering instruction
2000 The arrangement of reducer and its accessories are shown as bellow JLXM500 JLXM470 1 2 4 3 1000 W JLXM450 k
900
n JLXM420 i 800 g JLXM355 n i t 700 a r
600 r e 550 w JLXM340 o p
l l
i 450
M 400 JLXM315 350 JLXM290 250 JLXM265 =
P 200 JLXM250
JLXM225 100
80 1. Vertical mill reducer 50 2. Input coupling 18 22 26 30 32 34 38 42 46 50 54 58 3. Oil supply station and control unit 4. Main motor 1/Diagram1
3/Fig.3 3.0 R O
T Supply scope C
A 2.5 F
E C I
V 2.1 Our supply scope is listed below accordance with the various demands of customers R E S A
[2] A M Type M 1.9 Supplies Remark G G A A 1.7 12
1.5 123 0.7 0.8 0.85 [0.9] 0.95 1.0 1.1 1234 C/Factor C
2 / Diagram2 Special ordering
CP / n2 P / n 2 We can do special design and manufacture according to special requirements. CP / n2 of the selected reducer must be P / n2 permitted in the catalogue
P- /Motor power kW n2- Grinding disc rotating speed 1/min Our aim is reputation first customer issupreme adhering to the keep up contract and guarantee quality. JLXM C Coefficient You are welcome to use our Series JLXM vertical mill reducer.
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6. Selection and ordering instruction
2000 The arrangement of reducer and its accessories are shown as bellow JLXM500 JLXM470 1 2 4 3 1000 W JLXM450 k
900
n JLXM420 i 800 g JLXM355 n i t 700 a r
600 r e 550 w JLXM340 o p l l i 450
M 400 JLXM315 350 JLXM290 250 JLXM265 =
P 200 JLXM250
JLXM225 100
80 1. Vertical mill reducer 50 2. Input coupling 18 22 26 30 32 34 38 42 46 50 54 58 3. Oil supply station and control unit 4. Main motor 1/Diagram1
3/Fig.3 3.0 R O
T Supply scope C
A 2.5 F
E C I
V 2.1 Our supply scope is listed below accordance with the various demands of customers R E S A
[2] A M Type M 1.9 Supplies Remark G G A A 1.7 12
1.5 123 0.7 0.8 0.85 [0.9] 0.95 1.0 1.1 1234 C/Factor C
2 / Diagram2 Special ordering
CP / n2 P / n 2 We can do special design and manufacture according to special requirements. CP / n2 of the selected reducer must be P / n2 permitted in the catalogue
P- /Motor power kW n2- Grinding disc rotating speed 1/min Our aim is reputation first customer issupreme adhering to the keep up contract and guarantee quality. JLXM C Coefficient You are welcome to use our Series JLXM vertical mill reducer.
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Main outstanding achievement of vertical mill reducer by CHONGQING GEARBOX CO;LTD Main outstanding achievement of vertical mill reducer by CHONGQING GEARBOX CO;LTD
kW () kW () Type Motor power Customer Quantity(set) Type Motor power Customer Quantity(set)
JLXM470 800-1000 14 JLX37M 405-410 Changchun power plant, Shenyang Heavy Machinery 22 Beijing Power Equipment Group (BPEG), etc. Group Co., Ltd s Huaneng Pingliangshan projects, ect.
JLXM450 770 18 JLX37 G 400 44 Exported by BPEG, etc. Exported to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLXM420 560-800 Export by BPEG/ 70 JLX37S 380-400 37 The projects for Jingtang Steel Power plant under Capital Iron and Steel Company , etc. ChenTangZhuang power plant in Tianjin.
JLXM340 340-380 21 JLX37Z 340-380 222 Projects for Huangtai plant / Jiuquan plant contracted by BPEG, etc. BPEG/ The thermal power generation projects in Georgia.
JLXM315 250-400 9 JLX25Z 250-310 180 Beijing Power Equipment Group (BPEG), etc. The thermal power generation projects in Laiwu/ Shenhua Ningbo coal project, etc.
JLXM265 185-200 6 JLX25S 280-300 8 Shenyang Bozhong heavy machinery manufacture Co.,Ltd. Exported to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLX87S 950-1000 13 JLX25T 265 Exported to India. 1 Export to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLX87M 900 7 JLX25F 250 8 Changchun power plant,DatangChangshan thermoelectricity power projects, etc. Shenyang Heavy Machinery Group Co., Ltd, etc.
JLP87 770-850 40 JLX25 230-250 2 China Guodian Corporation s Beilun project/ Sanbaimen project in Chaozhou, etc. Lanzhou electromechanical machinery Co.,Ltd, etc.
JLX69Z 632-800 124 JLX20 145-220 5 BPEG exported to India for thermal power generation projects. Xinxing pipe casting Co.,Ltd/ Jiangsu Sha Gang Group, etc.
JLX61S 650-750 28 Exported to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLX61Z 570-630 BPEG s projects/ Huaxia Lingwu thermal power generation projects, etc. 271 023-47211101 010-88825552 JLX61 560-630 Hexi power plant project in Neimenggu province/ India power projects, etc. 20 Chongchi Marketing Department Beijing Marketing Office 021-68536290 JLX50M 530-560 Changchun power plant, 83 023-47211107 Shanghai Marketing Office Shenyang Heavy Machinery Group Co., Ltd, etc. Cement Equipment Office 024-85892286 Shenyang Marketing Office JLX50S G 500-520 Export by Shanghai heavy machinery plant Co.,Ltd, etc. 13 023-47211104 027-82641936 Shipping Equipment Office Wuhan Marketing Office JLX50S 500-520 Shanghai heavy machinery plant Co.,Ltd, etc. 42 028-87644099 023-47211092 Chengdu Marketing Office International Trade Office 029-88328136 JLX45 410-500 Neimenggu Ordos power company, etc. 112 Xi an Marketing Office 0931-2358498 Lanzhou Mechanical and Electrical Equipment Co.,Ltd
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Main outstanding achievement of vertical mill reducer by CHONGQING GEARBOX CO;LTD Main outstanding achievement of vertical mill reducer by CHONGQING GEARBOX CO;LTD
kW () kW () Type Motor power Customer Quantity(set) Type Motor power Customer Quantity(set)
JLXM470 800-1000 14 JLX37M 405-410 Changchun power plant, Shenyang Heavy Machinery 22 Beijing Power Equipment Group (BPEG), etc. Group Co., Ltd s Huaneng Pingliangshan projects, ect.
JLXM450 770 18 JLX37 G 400 44 Exported by BPEG, etc. Exported to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLXM420 560-800 Export by BPEG/ 70 JLX37S 380-400 37 The projects for Jingtang Steel Power plant under Capital Iron and Steel Company , etc. ChenTangZhuang power plant in Tianjin.
JLXM340 340-380 21 JLX37Z 340-380 222 Projects for Huangtai plant / Jiuquan plant contracted by BPEG, etc. BPEG/ The thermal power generation projects in Georgia.
JLXM315 250-400 9 JLX25Z 250-310 180 Beijing Power Equipment Group (BPEG), etc. The thermal power generation projects in Laiwu/ Shenhua Ningbo coal project, etc.
JLXM265 185-200 6 JLX25S 280-300 8 Shenyang Bozhong heavy machinery manufacture Co.,Ltd. Exported to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLX87S 950-1000 13 JLX25T 265 Exported to India. 1 Export to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLX87M 900 7 JLX25F 250 8 Changchun power plant,DatangChangshan thermoelectricity power projects, etc. Shenyang Heavy Machinery Group Co., Ltd, etc.
JLP87 770-850 40 JLX25 230-250 2 China Guodian Corporation s Beilun project/ Sanbaimen project in Chaozhou, etc. Lanzhou electromechanical machinery Co.,Ltd, etc.
JLX69Z 632-800 124 JLX20 145-220 5 BPEG exported to India for thermal power generation projects. Xinxing pipe casting Co.,Ltd/ Jiangsu Sha Gang Group, etc.
JLX61S 650-750 28 Exported to India by Shanghai heavy machinery plant Co.,Ltd, etc.
JLX61Z 570-630 BPEG s projects/ Huaxia Lingwu thermal power generation projects, etc. 271 023-47211101 010-88825552 JLX61 560-630 Hexi power plant project in Neimenggu province/ India power projects, etc. 20 Chongchi Marketing Department Beijing Marketing Office 021-68536290 JLX50M 530-560 Changchun power plant, 83 023-47211107 Shanghai Marketing Office Shenyang Heavy Machinery Group Co., Ltd, etc. Cement Equipment Office 024-85892286 Shenyang Marketing Office JLX50S G 500-520 Export by Shanghai heavy machinery plant Co.,Ltd, etc. 13 023-47211104 027-82641936 Shipping Equipment Office Wuhan Marketing Office JLX50S 500-520 Shanghai heavy machinery plant Co.,Ltd, etc. 42 028-87644099 023-47211092 Chengdu Marketing Office International Trade Office 029-88328136 JLX45 410-500 Neimenggu Ordos power company, etc. 112 Xi an Marketing Office 0931-2358498 Lanzhou Mechanical and Electrical Equipment Co.,Ltd
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