Group 1 - Zhongfu Tong has achieved two consecutive trading limits, focusing on communication network maintenance and optimization services [2] - Jiumuwang has seen four consecutive trading limits, recognized as a leading men's pants brand in China [2] - Xiamen Port Authority, controlled by Xiamen State-owned Assets Supervision and Administration Commission, benefits from the development of the Haixi Free Trade Zone [2] Group 2 - Huasheng Tiancheng collaborates deeply with Huawei on multiple smart computing center projects, primarily using Kunpeng and Ascend servers [3] - Hubei Broadcasting Network plans a 2.5 billion yuan investment in the Guanggu Smart Computing Center, with a deployment scale of at least 25,000 P [3] - Zhizhi Technology is a leading ICT operation management system provider, participating in the construction of large-scale data centers [3] Group 3 - Yongtai Technology has formed an integrated industry chain in lithium battery materials, with a significant profit turnaround in the first three quarters [5] - Zhongmin Resources plans a 1 billion yuan investment in a high-purity lithium salt project, with exploration rights in Zambia [5] - Fengyuan Co., in collaboration with the Chinese Academy of Sciences, is focusing on solid-state battery cathode material research [5] Group 4 - Hainan Haiyao has conducted an investor communication event to introduce innovative drug products [10] - Longxing Development plans to acquire a majority stake in Guangdong Changxing Semiconductor Technology Co., aiming for control post-transaction [9] - The company has a significant focus on the lithium battery supply chain, with various projects in lithium resource extraction and recycling [5]