HONG KONG, May 4, 2026 – (ACN Newswire) – At 6:18 a.m. on May 4, 2026, with the successful completion of the final production process, China Risun Group’s 50,000-ton/year caprolactam-to-hexamethylenediamine (HMDA) plant at the Yuncheng Production Base was fully integrated, achieving a one-time successful start-up and producing qualified products…
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