Shinghwa Advanced Material (SHA:603026) proposes to increase its related-party transaction estimate by 337.2 million yuan for 2026, citing business development needs.
The additional transactions cover raw‑material purchases of 295.3 million yuan from Yankuang Energy and 41.9 million yuan from Zibo Qixiang Tengda Chemical, the company said in a Tuesday Shanghai bourse filing.
The proposal is subject to shareholder approval.
Shares of the producer of basic organic chemical products rose 2% in recent trade.