2024 year 4 month 22 On [date], with the 22nd Taiyuan Coal… ( Energy ) With the grand opening of the Industrial Technology and Equipment Exhibition, Qingdao Huancheng Coal Mine Machinery Manufacturing Co., Ltd. showcased its independently developed and manufactured chain links at the Xiaohé International Convention and Exhibition Center. Professionals from various sectors gathered at this premier event for mining technology and equipment to discuss industry development trends and collaboratively forge a new future for the coal industry.