3115145700 Zigawo za Spare 0.8 SIDE BOLT 7500392 kubowola mwala
Nazi zina mwa zida zathu zosinthira:
06532042 | Zida zobwezeretsera | 0.043 | HEX SOCKET-HEAD SCREW RB | 7500940 | Zigawo zina |
3222310454 | Zida zobwezeretsera | 0.043 | EXTENDA | 7501071 | Zigawo zina |
5112304333 | Zida zobwezeretsera | 0.043 | MTETEZA | 7504789 | |
73812114 | Zida zobwezeretsera | 0.043 | KULUMIKIZANA | 7503449 | |
81710009 | Zida zobwezeretsera | 0.043 | BULKHEAD ADAPTER R/B AF11351RB | 7506647 | |
AF11350001 | Zida zobwezeretsera | 0.043 | ADAPTER, BULKHEAD UNION NDI BULKHE | 7506646 | |
73060150 | Zida zobwezeretsera | 0.044 | KULETSA TAPER | 7504768 | |
04700611 | Zida zobwezeretsera | 0.045 | RING, PITON | 7503712 | |
0500450066 | Zida zobwezeretsera | 0.045 | KUGWIRITSA NTCHITO KWAMBIRI | 7500359 | mkono |
08001098 | Zida zobwezeretsera | 0.045 | SINCH, LIMIT, MACHHANICAL | 7501452 | Zida zamagetsi |
2653361069 | Zida zobwezeretsera | 0.045 | NUT | 7505532 | |
3115021200 | Zida zobwezeretsera | 0.045 | MKWAMBA | 7504558 | |
3115328000 | Zida zobwezeretsera | 0.045 | Zotsatira WEARPLUG | 7501526 | kubowola mwala |
3115347390 | Zida zobwezeretsera | 0.045 | SEAL KIT | 7500198 | kubowola mwala |
3128209125 | Zida zobwezeretsera | 0.045 | PRESS.REL.VALVE | 7505531 | |
3217001241 | Zida zobwezeretsera | 0.045 | SINTHA | 7501808 | Zigawo zina |
3222307563 | Zida zobwezeretsera | 0.045 | Chithunzi cha DIAPHRAGM | 7500983 | Zigawo zina |
3222314220 | Zida zobwezeretsera | 0.045 | SEAL KIT | 7502609 | |
3222333683 | Zida zobwezeretsera | 0.045 | RELAY | 7503469 | |
3222340256 | Zida zobwezeretsera | 0.045 | KUKONZA KIT | 7506890 | |
5535583200 | Zida zobwezeretsera | 0.045 | CHIZINDIKIRO CHA MAFUTA | 7504406 | |
5540130900 | Zida zobwezeretsera | 0.045 | CYLINDER GASKET | 7506341 | 变速箱 |
5580025427 | Zida zobwezeretsera | 0.045 | SEAL KIT | 7508269 | |
6060012873 | Zida zobwezeretsera | 0.045 | KUKONZA KIT | 7506871 | |
Mtengo wa 6060014910 | Zida zobwezeretsera | 0.045 | KUKONZA KIT 322234199 | 7505875 | |
64404185 | Zida zobwezeretsera | 0.045 | HEX NUT 3/4 F8 (1 1/8″ SOCKET) | 7506720 | |
64404234 | Zida zobwezeretsera | 0.045 | STOV LOC NUT 3/4 GR8 ANALI 4698373 | 7506473 | |
AF00500622 | Zida zobwezeretsera | 0.045 | SKREW, SOCKET MUTU | 7508299 | |
001329-273 | Zida zobwezeretsera | 0.0453 | SHAFT SEAL KIT | 7505229 | |
55158757 | Zida zobwezeretsera | 0.046 | KUBALA N singano | 7502398 | kubowola mwala |
74022007 | Zida zobwezeretsera | 0.046 | CHIZINDIKIRO CHOONA | 7503572 | |
85381359 | Zida zobwezeretsera | 0.046 | Malingaliro a kampani SWIVEL NUT ELBOWRB | 7507288 | |
Mtengo wa BR00047557 | Zida zobwezeretsera | 0.046 | FUSE BOX | 7507366 | |
55026258 | Zida zobwezeretsera | 0.047 | SWIVEL NUT MALE ADAP AF1562RB | 7501750 | Zigawo zina |
55095545 | Zida zobwezeretsera | 0.048 | PINTON ROD GUIDE RING | 7505377 | |
5536965700 | Zida zobwezeretsera | 0.048 | FUSE | 7503138 | Zida zamagetsi |
9111370350 | Zida zobwezeretsera | 0.048 | Chithunzi cha POTENTIOMETER | 7503960 | |
BR00043996 | Zida zobwezeretsera | 0.048 | PUSHBUTTON | 7507408 | |
55044296 | Zida zobwezeretsera | 0.049 | TRAIGHT THREAD ADAPTER RB | 7503622 | |
5537302900 | Zida zobwezeretsera | 0.049 | FUSE | 7503145 | |
9120099004 | Zida zobwezeretsera | 0.049 | SEAL KIT | 7500753 | Zigawo zina |
AF00100739 | Zida zobwezeretsera | 0.049 | SKREW, HEXAGON HEAD, FULL THREAD | 7501704 | Zigawo zina |
00111-006 | Zida zobwezeretsera | 0.05 | PACING, SWIVEL | 7504421 | |
0102047300 | Zida zobwezeretsera | 0.05 | PIN | 7501650 | Zigawo zina |
0211196294 | Zida zobwezeretsera | 0.05 | SKREW | 7502812 | Zigawo zina |
0291112826 | Zida zobwezeretsera | 0.05 | LOCK NUT | 7505500 | |
04694051 | Zida zobwezeretsera | 0.05 | SPRING, ACCUMULATOR | 7508924 | Scraper |
04694076 | Zida zobwezeretsera | 0.05 | INNER SPRING | 7508923 | Scraper |
04696524 | Zida zobwezeretsera | 0.05 | INNER SPRING | 7508919 | Scraper |
04696525 | Zida zobwezeretsera | 0.05 | SPRING, ACCUMULATOR | 7508920 | Scraper |
06575011 | Zida zobwezeretsera | 0.05 | NUT | 7500596 | Zida zamagetsi |
0666600030 | Zida zobwezeretsera | 0.05 | RAD.LIP SEAL | 7503551 | |
0666800010 | Zida zobwezeretsera | 0.05 | AXIAL SEAL | 7501907 | Zigawo zina |
09372181 | Zida zobwezeretsera | 0.05 | CHIZINDIKIRO | 7500594 | Zigawo za Hydraulic |
Mtengo wa 1261100004 | Zida zobwezeretsera | 0.05 | PRESS.RED.VALVE | 7503679 | |
2653126447 | Zida zobwezeretsera | 0.05 | SENSOR | 7504327 | |
3115026200 | Zida zobwezeretsera | 0.05 | VALVE | 7500562 | kubowola mwala |
3115132400 | Zida zobwezeretsera | 0.05 | Chithunzi cha DIAPHRAGM | 7500110 | kubowola mwala |
3115169200 | Zida zobwezeretsera | 0.05 | KUSINTHA PLUG NUT | 7501037 | kubowola mwala |
3115188090 | Zida zobwezeretsera | 0.05 | SEAL KIT | 7500612 | kubowola mwala |
3128302954 | Zida zobwezeretsera | 0.05 | PACHIKUTO | 7504867 | |
3177000218 | Zida zobwezeretsera | 0.05 | GASKET | 7503048 | |
3217001081 | Zida zobwezeretsera | 0.05 | BATTON | 7503991 | |
3217882351 | Zida zobwezeretsera | 0.05 | KUKONZA KIT | 7506049 | |
3217988212 | Zida zobwezeretsera | 0.05 | KUGWIRITSA NTCHITO NYUMBA | 7504000 | |
3222328485 | Zida zobwezeretsera | 0.05 | SEAL KIT | 7506382 | |
3222330244 | Zida zobwezeretsera | 0.05 | PLUG=3217988212 | 7504001 | |
3222331321 | Zida zobwezeretsera | 0.05 | MAFUTA COOLER | 7503763 | |
503215 | Zida zobwezeretsera | 0.05 | Chithunzi cha THERMOCOUPLER | 7506468 | |
506708 | Zida zobwezeretsera | 0.05 | PROXIMITY SITCH | 7501555 | Zigawo zina |
514624 | Zida zobwezeretsera | 0.05 | KUSINTHA KWA SHAFT | 7506298 | |
55026158 | Zida zobwezeretsera | 0.05 | NDODA CHIsindikizo | 7500497 | kubowola mwala |
55027767 | Zida zobwezeretsera | 0.05 | ZOSEFA | 7503342 | fyuluta |
55031344 | Zida zobwezeretsera | 0.05 | PRE-WIRED PLUG CABLE | 7506004 | |
55047696 | Zida zobwezeretsera | 0.05 | SELECTOR SITCH | 7508361 | |
55066135 | Zida zobwezeretsera | 0.05 | U-SEAL | 7504098 | |
55153447 | Zida zobwezeretsera | 0.05 | PINTON YADYA RING | 7506162 | |
55155321 | Zida zobwezeretsera | 0.05 | PINTON GUIDE RING | 7507076 | |
5537144600 | Zida zobwezeretsera | 0.05 | TRIPLEX PUMP | 7503079 | |
5541092400 | Zida zobwezeretsera | 0.05 | 0 | 7503122 | |
5580012231 | Zida zobwezeretsera | 0.05 | KUKONZA KIT | 7506224 | |
56024746 | Zida zobwezeretsera | 0.05 | ZOYENERA | 7510073 | Zida zamagetsi |
56029113 | Zida zobwezeretsera | 0.05 | ADAPTER, ELBOWAF1722 RB | 7505030 | |
5726801438 | Zida zobwezeretsera | 0.05 | SEAL KIT | 7509087 | Mutu wamphamvu |
5726806480 | Zida zobwezeretsera | 0.05 | KUGWIRITSA NTCHITO Switch | 7504586 | |
70180419 | Zida zobwezeretsera | 0.05 | BUSHING | 7505410 | |
71062080 | Zida zobwezeretsera | 0.05 | GEAR RIM | 7507346 | |
78401952 | Zida zobwezeretsera | 0.05 | SEAL KIT | 7503015 | |
80048509 | Zida zobwezeretsera | 0.05 | Mtengo RB | 7506335 | |
80053209 | Zida zobwezeretsera | 0.05 | HEX.SCREW R/B AF1739 RB | 7501705 | Zigawo zina |
80139189 | Zida zobwezeretsera | 0.05 | NUT | 7505420 | |
80196379 | Zida zobwezeretsera | 0.05 | KUBALA N singano | 7500531 | kubereka |
80759069 | Zida zobwezeretsera | 0.05 | VALVE | 7500778 | kubowola mwala |
80899779 | Zida zobwezeretsera | 0.05 | HEXAGON MUTU SKREW R/B AF174 RB | 7503654 | |
81716469 | Zida zobwezeretsera | 0.05 | Mtengo wa UNION RB | 7505034 | |
81718079 | Zida zobwezeretsera | 0.05 | SWIVEL NUT ELBOW R/B AF11464RB | 7502429 | Zida zamagetsi |
88398329 | Zida zobwezeretsera | 0.05 | SHAFT SEAL | 7502316 | kubowola mwala |
88504779 | Zida zobwezeretsera | 0.05 | PITON SEAL | 7504158 | |
88809749 | Zida zobwezeretsera | 0.05 | KUBALA N singano | 7500763 | kubowola mwala |
9106063123 | Zida zobwezeretsera | 0.05 | SPOOL | 7503798 | |
9120099007 | Zida zobwezeretsera | 0.05 | KUSINTHA SET | 7500212 | Chinthu chosindikizira |
9125673900 | Zida zobwezeretsera | 0.05 | CHIZINDIKIRO CHOPHUNZITSIDWA | 7503940 | |
9125693400 | Zida zobwezeretsera | 0.05 | SHAFT SEAL | 7505824 | |
AF10070011 | Zida zobwezeretsera | 0.05 | ADAPTER, UNION | 7505036 | |
AF10150002 | Zida zobwezeretsera | 0.05 | ADAPTER, MALEMBA APHUNZIRA CHIKOGORO | 7506869 | |
AF11720028 | Zida zobwezeretsera | 0.05 | ZOYENERA, PUG YOBWINO YA MA PORT | 7503007 | |
BG00208209 | Zida zobwezeretsera | 0.05 | Mtengo wa HEXAGON NUT | 7505865 | |
BG00396600 | Zida zobwezeretsera | 0.05 | SINTHA | 7508329 | |
BR00043999 | Zida zobwezeretsera | 0.05 | PUSHBUTTON | 7507409 | |
70801243 | Zida zobwezeretsera | 0.051 | Mgwirizano | 7505735 | |
0500450082 | Zida zobwezeretsera | 0.052 | KUGWIRITSA NTCHITO KWAMBIRI | 7500364 | mkono |
0516150401 | Zida zobwezeretsera | 0.052 | KUBALA N singano | 7500327 | kubowola mwala |
13438938 | Zida zobwezeretsera | 0.052 | SHIM NTCHITO nsagwada | 7506218 | |
3115326500 | Zida zobwezeretsera | 0.052 | MPINGO YABWINO | 7501256 | kubowola mwala |
5112300310 | Zida zobwezeretsera | 0.052 | WASHA WA ZOSAVUTA | 7500907 | Ekiselo |
5535863300 | Zida zobwezeretsera | 0.052 | RELAY | 7503111 | Zida zamagetsi |
5541143800 | Zida zobwezeretsera | 0.052 | CAPSCREW | 7504449 | |
3217919600 | Zida zobwezeretsera | 0.053 | MVULA | 7500660 | nyale |
AF00100740 | Zida zobwezeretsera | 0.053 | SKREW, HEXAGON HEAD, FULL THREAD | 7503656 | |
AF00500569 | Zida zobwezeretsera | 0.053 | SCREW, SOCKET HEAD, HEXAGON | 7502689 | |
55077744 | Zida zobwezeretsera | 0.054 | RELAY | 7501538 | Zida zamagetsi |
5535302000 | Zida zobwezeretsera | 0.054 | RELAY | 7503112 | Zida zamagetsi |
5537302100 | Zida zobwezeretsera | 0.054 | SINTHA | 7503400 | |
56014792 | Zida zobwezeretsera | 0.054 | ADAPTER, ELBOW | 7510040 | Zida zamagetsi |
0102062600 | Zida zobwezeretsera | 0.055 | PIN | 7505320 | |
0147137403 | Zida zobwezeretsera | 0.055 | SKREW | 7505439 | |
0211196302 | Zida zobwezeretsera | 0.055 | SKREW | 7504780 | |
0500450006 | Zida zobwezeretsera | 0.055 | FLANGE KUGWIRITSA NTCHITO | 7500360 | mkono |
3115916590 | Zida zobwezeretsera | 0.055 | SEAL KIT | 7500130 | kubowola mwala |
3128310702 | Zida zobwezeretsera | 0.055 | PIN | 7506022 | |
3217920682 | Zida zobwezeretsera | 0.055 | SEAL KIT | 7500730 | |
4350261818 | Zida zobwezeretsera | 0.055 | MPINGO YABWINO | 7507799 | |
55026159 | Zida zobwezeretsera | 0.055 | NDODA CHIsindikizo | 7500489 | kubowola mwala |
Mtengo wa 5540163500 | Zida zobwezeretsera | 0.055 | SCREW, HEX HEAD | 7505080 | |
56042760 | Zida zobwezeretsera | 0.055 | PIPI YOYAMBIRA | 7502666 | Zigawo zina |
73700408 | Zida zobwezeretsera | 0.055 | SKREW | 7508844 | Zida zamagetsi |
81926259 | Zida zobwezeretsera | 0.055 | KUCHEPETSA CHEMBE RB | 7504422 | |
85197579 | Zida zobwezeretsera | 0.055 | STRIGHT THREAD ELBO RB | 7504128 | |
88282339 | Zida zobwezeretsera | 0.055 | Mtengo wa magawo RUBBER GAITER | 7504059 | |
3217079300 | Zida zobwezeretsera | 0.056 | Mtengo wa magawo BOLT TRACK BOLT | 7500761 | Chassis zigawo |
55047551 | Zida zobwezeretsera | 0.056 | KUWULA KWA PILOT | 7506138 | |
56040067 | Zida zobwezeretsera | 0.056 | PLUG | 7505027 | |
81671199 | Zida zobwezeretsera | 0.056 | WOlunjika THREADELBOW AF1157 RB | 7503488 | |
88597189 | Zida zobwezeretsera | 0.056 | SENSOR YA KUCHITA | 7501549 | Zigawo zina |
AF11030012 | Zida zobwezeretsera | 0.056 | ADAPTER, THREAD REDUCER_EXPANDER | 7504423 | |
3222311262 | Zida zobwezeretsera | 0.057 | OUTER DISK | 7504990 | |
44221310 | Zida zobwezeretsera | 0.057 | HEX.SCREW | 7501603 | Zida zamagetsi |
AF10730001 | Zida zobwezeretsera | 0.057 | FITTING, SWIVEL NUT ELBOW | 7505950 | |
3217982301 | Zida zobwezeretsera | 0.058 | LAMP | 7504231 | |
3115555800 | Zida zobwezeretsera | 0.059 | SHIM | 7501527 | kubowola mwala |
3222311267 | Zida zobwezeretsera | 0.059 | MPINGO YABWINO | 7503744 | Chinthu chosindikizira |
5540737500 | Zida zobwezeretsera | 0.059 | CONTACT BLOCK | 7503124 | |
56014831 | Zida zobwezeretsera | 0.059 | WOLUMIKIRA | 7510063 | Zida zamagetsi |
9111373441 | Zida zobwezeretsera | 0.059 | CONTACTOR | 7505607 | |
001003-064 | Zida zobwezeretsera | 0.06 | SEAL, MAFUTA | 7508564 | Kubowola mano |
001329-122 | Zida zobwezeretsera | 0.06 | SEAL, SHAFT | 7505231 | |
0335217100 | Zida zobwezeretsera | 0.06 | CIRCLIP | 7507714 | |
04130144 | Zida zobwezeretsera | 0.06 | WOLUMIKIRA | 7503000 | |
04182206 | Zida zobwezeretsera | 0.06 | Chithunzi cha AF1517 RB | 7505045 | |
04702510 | Zida zobwezeretsera | 0.06 | GULU LA O-RING | 7502773 | Zigawo zina |
06590385 | Zida zobwezeretsera | 0.06 | CIRCLIP AF2287RB | 7507561 | |
08615878 | Zida zobwezeretsera | 0.06 | BUSHING | 7504148 | |
09373664 | Zida zobwezeretsera | 0.06 | V-ZIZINDIKIRO | 7501685 | Chinthu chosindikizira |
15235798 | Zida zobwezeretsera | 0.06 | Chithunzi cha DIAPHRAGM | 7500111 | kubowola mwala |
15245028 | Zida zobwezeretsera | 0.06 | GASKET | 7505306 | kubowola mwala |
15252308 | Zida zobwezeretsera | 0.06 | BUSHING | 7505879 | |
1619517700 | Zida zobwezeretsera | 0.06 | mphete yosindikizira | 7504476 | |
1650419 | Zida zobwezeretsera | 0.06 | KUBEREKA | 7503471 | |
23319588 | Zida zobwezeretsera | 0.06 | ORIFICE NIPPLE | 7502427 | Zida zamagetsi |
3030175490 | Zida zobwezeretsera | 0.06 | CHIZINDIKIRO | 7505985 | |
3115082300 | Zida zobwezeretsera | 0.06 | WASHER | 7501172 | Zigawo zina |
3115223100 | Zida zobwezeretsera | 0.06 | BONGOLA COLAR | 7500272 | Propulsion mtengo |
3115223200 | Zida zobwezeretsera | 0.06 | BONGOLA COLAR | 7500743 | fyuluta |
3128047600 | Zida zobwezeretsera | 0.06 | WASHER | 7501547 | Propulsion mtengo |
3128209998 | Zida zobwezeretsera | 0.06 | CHECK VALVE | 7505883 | |
3128228757 | Zida zobwezeretsera | 0.06 | CHOPANDA CHIPANDE | 7500099 | Propulsion mtengo |
3128302953 | Zida zobwezeretsera | 0.06 | PACHIKUTO | 7504866 | |
3128303930 | Zida zobwezeretsera | 0.06 | CHOPANDA CHIPANDE | 7500023 | Propulsion mtengo |
3128307488 | Zida zobwezeretsera | 0.06 | CHOPANDA CHIPANDE | 7500024 | Propulsion mtengo |
3128317540 | Zida zobwezeretsera | 0.06 | LUBRICAT.HOSE | 7500945 | Zigawo zina |
3176000470 | Zida zobwezeretsera | 0.06 | CHIKWAMBO CHAMALIZA | 7501342 | Zida zamagetsi |
3176001486 | Zida zobwezeretsera | 0.06 | SINTHA | 7501824 | Zida zamagetsi |
3216725500 | Zida zobwezeretsera | 0.06 | SKREW | 7500439 | Chassis zigawo |
3217826600 | Zida zobwezeretsera | 0.06 | LOWANI | 7504834 | |
3222331858 | Zida zobwezeretsera | 0.06 | INDUCT.SENSOR | 7503730 | |
501190 | Zida zobwezeretsera | 0.06 | ROCKER SITCH 1-1 | 7503768 | |
5112303321 | Zida zobwezeretsera | 0.06 | V-BELT | 7508130 | |
55015554 | Zida zobwezeretsera | 0.06 | SINTHA THUPI | 7502979 | |
55018543 | Zida zobwezeretsera | 0.06 | Malingaliro a kampani POTENTIOMETERASSY | 7508344 | |
55019114 | Zida zobwezeretsera | 0.06 | SPLINE | 7501980 | Bokosi losamutsa |
55019116 | Zida zobwezeretsera | 0.06 | CHIZINDIKIRO | 7506392 | |
55021757 | Zida zobwezeretsera | 0.06 | NTHAWI YOPHUNZITSA | 7504216 | |
55048619 | Zida zobwezeretsera | 0.06 | SELECTOR SITCH | 7508360 | |
55049092 | Zida zobwezeretsera | 0.06 | SINTHA | 7508083 | Zida zamagetsi |
55051098 | Zida zobwezeretsera | 0.06 | WOLUMIKIRA | 7502190 | Zigawo zina |
55057312 | Zida zobwezeretsera | 0.06 | SEAL KIT | 7503313 | |
55075730 | Zida zobwezeretsera | 0.06 | LAMBA | 7501572 | Zigawo zina |
55078850 | Zida zobwezeretsera | 0.06 | TUBE MANTHA REDUCERRB | 7503809 | |
55095501 | Zida zobwezeretsera | 0.06 | O-RING | 7504166 | |
55153345 | Zida zobwezeretsera | 0.06 | NDODA CHIsindikizo | 7507079 |
Makasitomala Athu:
Power Construction Corporation of China, China Energy Engineering Corporation Ltd. China Railway Construction Corporation Ltd. Jinchuan Group Co., Ltd. Pangang Group Company Ltd. China Railway Tunnel Bureau Group Co., Ltd. China Wuyi Co., Ltd. CGC Overseas Construction Gulu Co., Ltd. Yunnan Phosphate Chemical Group Co., Ltd. Yunnan Tin Group Co., Ltd. Malingaliro a kampani China Anneng Construction Group Co., Ltd.
Chifukwa Chosankha JunTai Makina:
1.Zochitika Zamakampani
Pokhala ndi zaka 30 pakupanga ndi kugulitsa makina omanga, kampaniyo yamanga makasitomala abwino kwambiri komanso mbiri yabwino ku China, ndikugulitsa zinthu kumayiko ambiri akunja ndi zigawo.
2.Chitsimikizo cha Ubwino
Zogulitsa zathu zonse zimayesedwa mozama ndikuwunika makina enieni kuti zitsimikizire kuti zinthu zonse zogulitsidwa zitha kugwira ntchito monga momwe ntchitoyo imakhalira yotsimikizika ndi opanga choyambirira.
3.Kutumiza Mwachangu
Tili ndi malo osungiramo zida zazikulu ku Fujian ndi Yunnan zokhala ndi masheya okwanira kuti zitheke kutumizidwa munthawi yake.
Mbiri:
① Gawo loyambira
Mu 1989, Fujian Jinjiang Wantai Construction Machinery Co., Ltd.
② Chitukuko chachikulu komanso bizinesi yotukuka
Kuyambira 1995 mpaka 2010, maofesi adakhazikitsidwa ku Shanxia wa Hubei, Xichang wa Hubei, Xiluodu wa Guizhou, Kunming wa Yunnan, Dawukou wa Ningxia ndi Xining wa Qinghai.Mu 2008, Yunnan Wantai Construction Machinery Co., Ltd.
③ Kubadwa kwa mabizinesi odziwika bwino pamsika
Mu 2011, ndi kuchuluka kwa kupanga, Fujian Juntai Construction Machinery Co., Ltd.