Wang Yulin, Chairman and Non-independent Director of Ningxia Building Materials, Resigned

On January 31, Ningxia Building Materials announced that due to job transfer, Mr. Wang Yulin no longer served as chairman and non-independent director.

To appoint Mr. Zhu Bing as the chairman of the Company. Data show that Zhu Bing, male, Han nationality, born in February 1970, master's degree, professor-level senior engineer. He was the vice president of the Design Branch of Hefei Cement Research and Design Institute, the vice president and executive vice president of Hefei Cement Research and Design Institute, the general manager of Hefei Cement Research and Design Institute Co., Ltd., the vice general manager of China Building Materials Research Institute Co., Ltd., and the chairman of Hefei Cement Research and Design Institute Co., Ltd. Director, Vice President and President of Sinoma International Engineering Co., Ltd. He is currently the assistant to the general manager of China National Building Material Group Co., Ltd. According to

the data, Wang Yulin, male, Han nationality, born in November 1969, master's degree, senior engineer. He was the director of the burning branch of Ningxia Saima Cement (Group) Co., Ltd., the burning branch of Ningxia Saima Industrial Co., Ltd., and the dry branch. Assistant General Manager and Deputy General Manager of Ningxia Horse Racing Industry Co., Ltd., Director and General Manager of Ningxia Qingtongxia Cement Co., Ltd., and Vice President of Ningxia Building Materials Group Co., Ltd. He is currently the chairman of Ningxia Building Materials Group Co., Ltd.