During the Seventh Five-Year Plan period (1986-90), China's annual ethylene production capacity will increase by 930,000 tons. The 1985 output stood at 550,000 tons.Deng Wensen, deputy general...
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During the Seventh Five-Year Plan period (1986-90), China's annual ethylene production capacity will increase by 930,000 tons. The 1985 output stood at 550,000 tons.Deng Wensen, deputy general...