Reliable, durable and a new benchmark
Classic models
2018
Sep 3 of 2018, renamed as China Chenggong Heavy Industry Co.,Ltd
2017
Reforming and Quality improvement plan
2011
Annual Chenggong products more than 12000 units
2010
Joint venture with Kobelco Crane Co.Ltd for Chengdu Kobelco Crane Co.Ltd2009
CHENGGONG brand as China Famous Brand Award
2004
Joint venture with Kobelco steel group for Chengdu Kobelco Mini Excavator Co.Ltd2003
Joint venture with Kobelco Construction Machinery Co., Ltd for Chengdu Kobelco Construction Machinery Group Co., Ltd
1998
Renamed as Sichuan Chengdu Chenggong Construction Machinery Co.,Ltd
1994
Joint venture with Kobelco steel group for Chengdu Kobelco Construction Machinery Co., Ltd.
1984
Renamed as Chengdu construction machine factory,establishing its joint venture group
1978
First new model of ZL20 and ZL30, Science Conference Award
1977
Renamed as Chengdu Chenggong Machine Factory1972
Ye Jian Ying in factory
1971
ZL-70 model
1962
Chengdu Red Flag Machine Factory,beginning of construction machines
1960
Wheel loader research
1958
Ronglian brand wheeled tractor
1950
State owned Chengdu Red Flag Iron Works factory
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