An gudanar da bikin baje kolin injinan gine-gine na kasa da kasa karo na 3 a birnin Changsha daga ranar 12 zuwa 15 ga watan Mayun 2023. Taken wannan baje kolin shi ne "High-end, Intelligent, Green - New Generation of Construction Machinery", tare da filin baje kolin na murabba'in murabba'in 300,000. , 12 in...
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