On October 28, 2019, Kunming Polytechnic and Hunan Shuikoushan Zhihui Smelter signed a strategic cooperation agreement in Shuikoushan Industrial Park. The guests who participated in the signing included the relevant leaders of the industrial park, Zhihui Smelter, Kunming Polytechnic Hengda and relevant senior executives of Kunming Polytechnic Hengda Holding Company. Considering the development of local economy, the industrial park attached great importance to the cooperation between Kunming Polytechnic and Zhihui Smelter, starting from the development of enterprises, Kunming Polytechnic has completed the first step of the national strategic layout, laying a solid foundation for the rapid development of the company in the future and continuously enhancing the competitiveness of the company. At the same time, it has created conditions for the renewal of Zhihui Smelter's products. Both sides are full of confidence in achieving a win-win situation in the future.