Chinese solar panels in the world trade battle launched a new salvo by raising import tariffs, in the United States and South Korea made ??of polysilicon used to make them.
The Commerce Department said the duties of up to 57% in response to dumping, or improper, low price.
United States and the European Union has solar panels manufactured in China to impose anti-dumping duties to offset what they say is billions of dollars in improper subsidies from Beijing manufacturers.
Chinese retaliation European trade investigations launched earlier this month, may result in higher import tariffs European wines.
According to the latest measures, tariffs will rise to 53.3 to 57%, we are from Korea polycrystalline solar grade polysilicon and 2.4 to 48.7 percent, the ministry said.
"Initial investigations revealed that imports originating in the United States and South Korea solar grade polysilicon product dumping, China's polysilicon industry caused substantial damage," said ministry statement.
Beijing and Washington have undertaken in the development of solar power and other renewable energy cooperation, but have accused each other of violations of free trade promised to subsidize their industries.
China last year launched its investigation, the U.S. supplier of polysilicon, the Washington Chinese solar panels up to 250% of the levy anti-dumping duties.
EU announced an average tariff of 47% on Chinese-made solar panels, batteries and full implementation of the wafer in June, but postponed to August, while the two sides try to negotiate a settlement.
The higher the duty of the United States and Europe against a Chinese manufacturer of overcapacity and price war struggle.
In the past decade, the rapid development of China's solar energy industry, to encourage renewable energy as a way to curb the right dependence on imported oil and gas, and produce higher paying jobs communist leaders.
In March, Suntech Power Holdings Co., Ltd., China industry leader, is the world's largest solar panel manufacturers in the world, forced into bankruptcy court ran out of cash after the bondholders.
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