When did ICIS launch its FOB China styrene monomer assessment, and what market development prompted its introduction?

ICIS launched its FOB China styrene monomer (SM) assessment in August 2024, prompted by the fact that China’s export volumes had overtaken imports by mid-2024 due to the rapid expansion of domestic SM capacity.

What milestone did China achieve in the styrene monomer trade in 2025, and how has that affected the significance of the FOB China benchmark?

China became a net exporter of styrene monomer in 2025, and the resulting growth in market liquidity has increased the relevance of the FOB China benchmark.

China’s styrene export position strengthens; FOB China assessment gains support

Aug 25, 2026

China has become a net exporter of styrene monomer (SM) following rapid capacity expansion, prompting ICIS to launch an FOB China assessment in August 2024. A senior editor reviews the benchmark's progress and future plans to serve the growing market liquidity.

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China’s styrene export position strengthens; FOB China assessment gains support

China’s styrene export position strengthens; FOB China assessment gains support

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