黄金概念持续走强，登云股份等多股涨停

Group 1 - The gold sector continues to strengthen, with companies such as Dengyun Co., Hunan Silver, and Northern Copper reaching their daily limit increase [1] - Other companies including Jiangxi Copper, Luoyang Molybdenum, Zijin Mining, Silver Nonferrous, Hunan Gold, and Zhuhai Group also experienced significant gains [1]