公司经营业务也发生了变化，由汽车和全液压吊车修理业务拓展并逐渐转型到电力牵张机的研制生产。

The company's business has also undergone changes, from the expansion of automotive and full hydraulic crane repair business and gradually transformed into the development and production of power stretcher.

2004年

经过十多年潜心钻研，公司走出了一条从引进国外产品到吸收先进技术，从国产化改造到自行研制的道路。

After more than ten years of painstaking research, the company has embarked on a road from the introduction of foreign products to the absorption of advanced technology, from localization to self-development.

2007年

随着自主研发8吨级、9吨级、18吨级、28吨级、38吨级牵引机的相继问世，公司凭着高性价比的产品逐步打开市场销路。

With the independent development of 8-ton, 9-ton, 18-ton, 28-ton, and 38-ton tractors, the company gradually opened up market sales with cost-effective products.

2008年

公司系列牵张机产品在国家电网重点建设工程中得到应用，产生了巨大的经济效益和社会效益

The company's series of stretcher products have been applied in the key construction projects of the State Grid, which have produced huge economic and social benefits.

2009年

公司也逐步发展成为全国牵张设备重点生产企业，国内市场占有率上升至60%

The company has also gradually developed into a national key production equipment for stretch equipment, and its domestic market share has increased to 60%.

2012年

产品遍布全国26个省区的80多个城市，并远销印度、印度尼西亚、巴基斯坦等国家。

The products are distributed in more than 80 cities in 26 provinces and autonomous regions, and exported to India, Indonesia, Pakistan and other countries.

2015 年 —2017年

以“真诚相待、共创双臝”的经营理念配合政府整合，提升价值上进行逐步上市

With the business philosophy of "sincerely treating each other and creating a double nakedness", we will cooperate with the government to enhance the value and gradually put it on the market.

今后