Dear Sir or Madam, From internet we know you might purchase polyurethane resin for shoe sole material in mainland China. Heng Tai Yuan Polyurethane Co., Ltd. is a professional manufacturer which is specialized in providing more than twenty kinds of polyurethane sole materials in Wen Ling City, Zhejiang, China. The production capacity reaches 70,000 tons per year and the actual annual sales volume amounts to 45,000 tons. Since its establishment in 2