The main products are "Haiwang brand" expanded polystyrene (EPS), general-purpose polystyrene (GPPS) and high impact polystyrene (HIPS)
Several well-known companies have successively used different process technologies to vigorously carry out applied research in their respective fields, and constantly develop new products. They not only have a large market in their own countries, but are also outstanding in the world. The development of styrene industry has played a leading role.
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