Well-known businesses there include construction equipment makers Sany Heavy Industry and Zoomlion, local rivals of Caterpillar.

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Ralls Corp, which had been installing wind turbine generators made in China by Sany Heavy Industry Co.

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Chinese billionaires with A-share companies include Liang Wengen of Sany Heavy Industry, a key rival of Caterpillar in China, and Zhang Jindong, the chairman of Suning Commercial, a self-styled Amazon and Wal-Mart of China.

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When Sany Heavy Industry Co.

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Sany and Zoomlion, both heavy industry equipment makers, have become the sixth and seventh largest in their field in a short period of time.

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This impacted Caterpillar and other companies such as Komatsu and Sany Heavy that operate in the Chinese construction industry.

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