Liang Wengen & family (梁穩(wěn)根家族)

 Wealth value: 40.68 billion yuan (US$6.39 bln)

Company: Sany Group (三一集團)

Shares: 36.66%

Headquarters: Hunan

Focus: Construction Equipment

Liang Wengen is the chairman and main shareholder of the Sany Group, founded in Hunan Province in 1989 as a small welding materials factory. Sany Heavy Industry Co., Ltd., invested by the Sany Group and founded in 1994, is a main part of the entire enterprise. The company is mainly engaged in the field of engineering machinery manufacturing, with products including construction equipment, road construction equipment, crane machinery, and pile driving machinery. According to Forbes' 2012 world billionaire rankings, Liang became the second richest person in country with a net worth of US$8.1 billion.