Core Viewpoint - Jiemai Technology (002859.SZ) primarily produces release films for various applications, facing competition mainly from Japanese and South Korean companies [1] Group 1: Product Overview - The company's release film products include those used for ceramic capacitors (MLCC), optical material polarizers, and OCA release films [1] Group 2: Competitive Landscape - Major competitors in the release film market are primarily Japanese and South Korean enterprises [1]