Guangzhou Sanfu New Materi: Flat Close, Profit Surge, and Market‑Context ReviewGuangzhou Sanfu New Materi sees flat trading but strong Q3 profit from pricing power in copper‑clad boards, amid a 31% YTD decline.GUANGZHOU SANFU NEW MATERIChina AI generated Jake Connors 23/10/2026, 20:56 3 minutes to read