Group 1 - In the past week, over 160 stocks were investigated by institutions, with Lingyi iTech receiving the most attention from 107 institutions, including 33 fund companies and 19 private equity firms [1] - Lingyi iTech announced it will acquire control of Dongguan Liminda Electronics Technology Co., Ltd. for 875 million yuan, which is a certified supplier for NVIDIA [1] - Liminda joined the Universal Connector Interoperability Alliance led by Intel, enhancing flexibility for data center clients [1] - Lingyi iTech has become a core supplier for AMD and Google, and with the acquisition of Liminda, it now covers cooling and power solutions for NVIDIA, Google, Intel, and AMD [1] - Lingyi iTech is also a significant supplier for Apple, with potential benefits from customer innovations according to Huazhong Securities [1] Group 2 - Pulit is focusing on the rapid development of the robotics industry, emphasizing the application of new materials in humanoid robots, including modified PEEK, PPS, and PA [2] - Pulit is collaborating with leading domestic and international humanoid robot companies for product development, with LCP products already certified by overseas clients [2] - Guangting Information stated that the new paradigm of AI development requires mutual trust and collaboration among enterprises, and they are working with domestic and international manufacturers [2] Group 3 - SAIC Group's subsidiary Huayu Automotive has established a joint venture with Qingtao Energy to produce semi-solid and solid-state batteries, with production lines in Shanghai [3] - The solid-state battery production line is expected to achieve sample production by the end of this year, with vehicle testing planned for next year [3] Group 4 - Stocks investigated by institutions saw an average increase of nearly 5% in the past week, with some stocks like Chaojie and Guolian Aviation rising over 20% [4] - Chaojie disclosed its focus on commercial aerospace, manufacturing components for commercial rockets, and has completed production line construction for 2024 [4] - Guolian Aviation signed a cooperation agreement with Wenchang International Aerospace City, aiming to integrate industry resources and enhance collaboration within the aerospace ecosystem [4] Group 5 - Huasheng Lithium Battery is focusing on the research and development of solid-state battery materials, having completed various experimental trials for solid and semi-solid battery materials [5] - The company is currently conducting technical validation with downstream electrolyte and battery companies, but has not yet achieved industrialization or sales revenue [5]

（文章来源：证券日报） 证券日报网12月22日讯华盛锂电在12月19日回答调研者提问时表示，固态电池凭借其高能量密度、高安 全性等优势，应用前景十分广阔，公司近年持续关注固态电池材料的研发，目前已完成了多种固态/半 固态电池适配材料的实验室试制，比如半固态电解质添加剂双三氟甲磺酰亚胺锂、高纯硫化锂、新型硅 碳负极、单壁纳米管导电剂等。目前公司年产2吨硫化锂中试线主要是配合下游电解质、电池企业做技 术验证，尚未形成产业化和销售收入。公司始终密切关注固态电池的发展动态，并结合自身产业规划布 局及客户需求开展相关产品的应用研究，持续提升产品的技术水平和研发力量，为公司长期发展提供新 的增长点。 ...