Guangzhou hengyuan machinery Ltd was founded in 2004. Since its inception, hengyuan adhere to "create a first-class enterprises, creating first-class talent, make first-rate contribution" corporate vision, build the industry's well-known "Heng Yuan" brand. At present, the constant source is one of the leading enterprises in equipment manufacturing. Working in the core businesses of the group constant source listed on July 3, 2003, is the split share structure reform in China's first successful and achieved wide circulation of enterprises, and in July 2011 FT the world's top 500 finalists, became the only listed Chinese construction machinery enterprises.

Constant source main is to "engineering mechanical" for subject of equipment manufacturing, led products for concrete mechanical, and road mechanical, and mining mechanical, and pile workers mechanical, and lifting mechanical, and wind electric equipment, and port mechanical, and oil equipment, and precision machine, full products, which concrete mechanical, and mining mechanical, and pile workers mechanical, and track lifting mechanical, and mobile port mechanical, and road mechanical for China first brand, concrete pump car full replaced imports, and continuous years sales volume home global first ; Pattern of mining machinery to break foreign monopoly in one fell swoop, China's market share in the first place. In 2012, the constant source brand in the global concrete machinery heavy industry mergers and acquisitions Germany putzmeister, change the competitive landscape of the industry.

Adhering to the "change the world" mission, hengyuan 5%-7% of annual sales revenue to research and development, is committed to upgrading the product to world class standards. At present, the Group has a State-level enterprise technical centers, State-level post-doctorate scientific research workstation. With technological innovation strength, constant source in 2005, won three times in 2010 and 2013, "national science and technology progress Award", in 2012, 2014, "the State technological invention Award", as construction machinery industry since the founding of the highest national honor. Meanwhile, Chief expert Yi Xiaogang was named "the first top ten national outstanding scientific workers", the engineering machinery industry's only winners. The latest data show that as of December 31, 2014, hengyuan today applied for China patent 8,282, 3,435 invention patents, China patent 5,863, invention patents of which 1149; 405 PCT international patent applications, and 254 overseas patent applications overseas authority 33.    

With independent innovation, constant source success development of 66 meters pump car, and 72 meters pump car, and 86 meters pump car three times refresh long arm frame pump car world record, and success development out world first Taiwan full hydraulic flat machine, and world first Taiwan three level distribution concrete conveying pump, and world first Taiwan no bubble asphalt mortar car, and Asia first Taiwan 1000 tons level full road crane, global maximum 3600 tons level track crane, China first Taiwan mixed power excavator, and global first mobile equipment A8 mortar master,, constantly promoted " Made in China "to the world.

At the national level, constant source Beijing, Changsha, Shanghai, Shenyang, Urumqi, Kunshan, six industrial bases. Overseas, hengyuan building with India and the United States, and Germany, and Brazil, the four research and development and manufacturing base. At present, the Group's business covers more than 100 countries and regions in the world.