On January 25, Ding Zhongping, Secretary of the Nanchuan District Committee, came to the Pioneer Alumina Company of Bosai Group to pay a visit to Li Shiyun, a national model worker and company employee, and sent him New Year's greetings. Meanwhile, Ms. Ding inquired about the development of Pioneer Alumina Company in 2018 and indicated her plan to give continued support for the development of Bosai Group.

Ding Zhongping said that through personal efforts, Li Shiyun won the title of "national model worker" and won glory for Chongqing, Nanchuan, Bosai and Pioneer Alumina Company. She expressed her hope that in his post, he would continue to play the role of model worker, step by step, work steadfastly, add bricks and tiles to the development of the enterprise, setting an example for workers in all walks of life in Nanchuan.