Foreign companies must assemble cars in 50-50 joint ventures with local partners.
Engines are made at the Jiujiang location, and all three production bases assemble cars.
Japanese companies assembling cars in this country reported continuing sales gains.
Ford reportedly plans to close 14 manufacturing plants by 2012 including 7 that assemble cars.
Further, with some workers assembling cars late into the evening on many nights or working through the weekend, quality could suffer.
Most Western car plants simply assemble cars from parts from a host of specialized suppliers.
Lifan now assembles cars under its own name in Ethiopia.
He says Fiat, which helps assemble cars in dozens of countries, has learned to control risk.
A few years ago, that was lowered to 31.5 percent for companies that assemble cars here with a significant number of domestically made parts.
Ford already assembles cars at other factories in Brazil.