June 2005: Yuchai 3.5T and 5.5t were matched in batches.
2006. 10: Sany 20T, 23T and 33T batch matching.
June 2008: Sany 42T and 85T batch matching.
In 2009, the company's quality management system ISO900 1:2000, environmental management system ISO 1400 1:2004 and occupational health and safety management system OHSAS 1800 1:2007 passed DNV certification.
2009. 1: The cylinder of Hengli excavator was highly recognized by the construction machinery industry in China and won the "Top 50 Construction Machinery Products of the Year in China in 2008".
March 2009: Became the cylinder supplier of Hitachi Construction Machinery (China) Co., Ltd., supporting the cylinder of grab bucket and crawler crane.
009.6: Introduce senior talents in production and quality management from large oil cylinder enterprises in Japan to participate in the design and planning of new factories.
September 2009: invested in Changzhou Wujin High-tech Zone, with a construction area of 65,438+600,000 square meters and a total investment of 1 100 million yuan.
20 10.3: supporting 6T excavator cylinder for Chengdu Shenzhen-Hong Kong.
20 10. 10: Hengli becomes a qualified supplier of Caterpillar.
20 1 1.4: The new factory was completed and put into operation, and Hengli became the largest excavator cylinder manufacturer in Asia.
20 1 1.5: invest RMB 1 100 million yuan to build a new precision hydraulic casting factory. The company hired Mr Schmidt, the chief engineer of Rexroth Foundry in Germany, to be fully responsible for the research and development and trial production of precision castings. The factory covers an area of 6.5438+0.2 million square meters and is expected to be completed and put into operation in August 2065.438+02, with an annual production capacity of 30,000 tons.
20 1 1.9: Li San Research Institute is registered in Tokyo, Japan, specializing in the research and development of hydraulic pumps and valves for construction machinery. Hengli Holdings 5 1%
20 1 1. 10: Hengli was successfully listed on the Shanghai Stock Exchange.