SOLARTRON.SOLARTRON, established in 2010 and headquartered in Ningbo, China, is a globally leading high-tech enterprise specializing in polymer functional membranes. The company integrates original technology, core patents, R&D of core products, manufacturing, and sales. Consistently aligned with national development strategies and relevant industrial policies, SOLARTRON adheres to an innovation strategy of “import substitution, world leadership, and top-tier performance.” By deeply integrating technological innovation with industrial applications, the company focuses on developing critical functional membrane products that are heavily reliant on imports and urgently require import substitution, thereby serving China's strategic emerging industries. SOLARTRON entered the reflective film market in 2012, achieving breakthroughs in R&D and process technology. By independently designing production lines, its products attained internationally leading comprehensive performance, filling domestic gaps and breaking the technological monopoly held by Japan and South Korea in optical reflective films. In 2017, it surpassed Japan's Toray Industries to become the global market leader (2017-2024). By 2024, SOLARTRON held over 50% of the global market share, solidifying its position as the undisputed leader in the optical reflective film segment. Its core product portfolio includes: reflective films, solid-state electrolyte ion-conducting membranes, optical base films, lithium-ion battery separators, and other functional films.
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