Sany is one of the biggest manufacturers of construction machinery world wide. It was founded in 1989 by Liang Wengen, Tang Xiugou, Mao Zhongwu and Yuan Jinhua as a
construction company. In 1991 was the name changed to Sany, the name Sany comes from the english pronounce of the chinese word Sanyi what means "three ones", it references
to the three "first-class" visions of the company: the build a first-class company, to motivate first-class employees and to make first-class contributions to the society. The
company logo references to these expresions and is made out of three ones. Sany has several companies spread over the world. About 90,000 employees are working at Sany, that
is manufacturing wind turbines as well.