The government may still extend non-tariff incentives to help the country's only petrochemicals maker succeed.

CNN: DAD AND ME

China is home to a burgeoning solar industry, due to generous government subsidies for electricity, export incentives, and tariff protections from foreign competition.

FORBES: U.S. Solar Manufacturer to U.S. Taxpayers: Drop Dead

The Tuesday tariff is yet another measure aimed at protecting local industry following sector-specific tax incentives (like the auto industry) and a more aggressive intervention policy to maintain the foreign exchange rate between the U.S. dollar and the Brazilian real at weak levels.

FORBES: Weak Economy Pushes Brazil To Protectionism