High Quality Content by WIKIPEDIA articles! Sany (officially Sany Heavy Industry Co., Ltd.) (SSE: 600031) is a Chinese multinational heavy machinery manufacturing company headquartered in Changsha, Hunan Province. It is the sixth-largest heavy equipment manufacturer in the world, and the first in its industry in China to enter the FT Global 500 and the Forbes Global 2000 rankings. The company`s founder and main shareholder, Liang Wengen, topped Forbes magazine`s annual list of China`s richest people in 2011.