The civil structure of Fujian Haichen’s acetic acid project has been completed, and it has entered the stage of equipment installation and system integration.

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According to a report from Shanghai Huayi Engineering Co., Ltd. in March 2026, the civil engineering work for Fujian Haichen’s acetic acid project has been completed, and the project is now in the stage of equipment installation and system integration. In the construction of the Fujian Haichen project, Hua Yi Engineering adheres to the principles of \"safety first, quality as the core, schedule as a priority, and compliance as the foundation,\" to comprehensively coordinate construction organization and resource allocation. The project team’s meticulous and perfection-driven craftsmanship laid a solid foundation for the smooth progress of the project, earning it the honor of being recognized as an \"Advanced Unit in Quality Management.\" The 500,000-ton acetic acid project is part of Fujian Haichen’s 400,000-ton adiponitrile and related raw material production facility construction. The 500,000 tons per year acetic acid production facility utilizes Pu Jing Chemical’s third-generation rhodium-catalyzed system, with gasification in space-type furnaces; methanol is used as an intermediate to produce acetic acid at a rate of 500,000 tons per year. Tianchen Engineering Company is responsible for the engineering design. Huayi Engineering Technology Group Company EPC.