Dayang Biology to build PEEK and DFBP plant in Jiande, China

Zhejiang Dayang Biology Technology Group announced a new project to produce 2,000 tonnes per year of PEEK and key intermediate DFBP in the Dayang block of Jiande High-Tech Industrial Park, with a total investment of ¥193.25 million. The board approved the plan on December 11, 2025, subject to shareholder approval.

“公司项目同时布局PEEK及核心中间体，有利于打破海外对产业链的双重封锁，提升我国高端新材料自给能力。”hibor.com.cn

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• hibor.com.cn大洋生物：关于新建年产2000吨特种高分子材料聚醚醚酮（PEEK）及关键中间体4,4′–二氟二苯甲酮等项目的公告-慧博投研资讯Dec 12, 2025

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