Sany workers manufacture components at a Sany Group factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.

Sany workers manufacture components at a Sany Group factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.

Sany workers manufacture components at a Sany Group factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.

Sany workers manufacture components at a Sany Group factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.

Sany workers manufacture components at a Sany Group factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.

Sany workers manufacture components at a Sany Group factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.

A Sany worker machines parts at Sany Group's Changsha factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.

Sany workers manufacture components at a Sany Group factory in Changsha, Hunan Province, China, on Monday, Sept. 19, 2011.