Group 1: Company Overview - The company is Sanhe Tongfei Refrigeration Co., Ltd., with stock code 300990 [1] - The investor relations activity included specific object research and on-site visits [2] Group 2: Product Applications - Temperature control products are applied in semiconductor manufacturing processes such as crystal growth, slicing, lithography, etching, and PVD/CVD [2] - The industrial temperature control technology is crucial for thermal management in electrochemical energy storage systems, ensuring safety and prolonging battery life [3] Group 3: R&D Model - The company focuses on market demand and industry trends, integrating R&D resources with a primary emphasis on independent research and collaboration with universities and industry partners [3] - The company has a strong technical reserve and multiple independent intellectual properties, enhancing product performance and competitiveness [3] Group 4: Industry Competition - The company acknowledges that increased competition tests core competencies and emphasizes the importance of providing value-added services to clients [3] - Plans to improve management across various aspects, including capacity reserves, technological innovation, talent development, quality management, and supply chain optimization [3] Group 5: Communication and Compliance - The company ensured that all communications with investors were conducted in accordance with regulations, maintaining transparency and accuracy in information disclosure [3]

Group 1: Company Overview - The company, Sanhe Tongfei Refrigeration Co., Ltd., is a major player in the CNC equipment temperature control sector, with significant market coverage in CNC machine tools and laser equipment [3][4]. - The CNC machine tool industry is experiencing stable recovery, driven by favorable policies and the growth of emerging sectors such as renewable energy and electric vehicles [3]. Group 2: Competitive Advantages - The company offers high reliability, precision temperature control, and energy efficiency in its industrial temperature control solutions [4]. - It has a scalable production and supply chain advantage, along with a strong foundation in customer relationships across CNC equipment, power electronics, and renewable energy sectors [4]. Group 3: Production Capacity and Strategy - The company is optimizing existing production lines to enhance automation and information integration, aiming to increase output and ensure product quality [4]. - Future capacity will be supported by ongoing projects such as the "Intelligent Fluid Control Equipment Project" and the "Energy Storage Thermal Management System Project" [4]. Group 4: Semiconductor Business Expansion - The company is gradually expanding into the semiconductor manufacturing sector, focusing on domestic substitution and market share growth, with notable clients like Northern Huachuang and Chipone Microelectronics [4]. Group 5: Investor Relations - The company conducted thorough communication with investors, ensuring the accuracy and completeness of information disclosed, without any major undisclosed information leaks [4].

证券代码：300990 证券简称：同飞股份 编号：2022-013 三河同飞制冷股份有限公司 投资者关系活动记录表 | --- | --- | --- | |-------------------------|---------------------------------------------------|--------------------------------------------------------------------------------------------------| | | ☑ 特定对象调研 □ | 分析师会议 | | | □ 媒体采访 □ | 业绩说明会 | | 投资者关系活动类别 | □ 新闻发布会 □ | 路演活动 | | | □ 现场参观 | | | | ☑ 其他（电话会议） | | | | 会议参会人员： | | | 参与单位名称及人员 姓名 | 中信证券、磐泽资产、招商证券、 | marco polo 、鹏华基金、新华资产、 农银汇理基金、永赢基金、朱雀基金、华强新城市投资、泰康保险、 | | | | 安信基金等机构投资者参加。（排名不分先后） | | 时 ...

证券代码：300990 证券简称：同飞股份 编号：2021-003 三河同飞制冷股份有限公司 投资者关系活动记录表 | --- | --- | --- | |-------------------------|-----------------------------------------------------------------------------------|--------------------------------------------------| | | | | | 投资者关系活动类别 | ☑ 特定对象调研 □ | 分析师会议 | | | □ 媒体采访 □ | 业绩说明会 | | | □ 新闻发布会 □ | 路演活动 | | | □ 现场参观 | | | | ☑ 其他（电话会议） | | | 参与单位名称及人员 姓名 | 参会人员（排名不分先后）： 远策投资：陈殷 中信资本：黄垲锐、刘广旭 亘曦资产：林娟 | | | 时间 | 2021 年 9 月 7 日、 9 月 | 8 日 | | 地点 | 三河同飞制冷股份有限公司三楼会议室 | | | | | 常务副总经理、董事会秘书、财 ...

证券代码：300990 证券简称：同飞股份 编号：2021-002 三河同飞制冷股份有限公司 投资者关系活动记录表 | --- | --- | --- | --- | --- | |--------------------|-------------------------------------------------------------|--------|------------------------------------------|--------| | | | | | | | 投资者关系活动类别 | □ 特定对象调研 | □ | 分析师会议 | | | | □ 媒体采访 □ | | 业绩说明会 | | | | □ 新闻发布会 | □ | 路演活动 | | | | □ 现场参观 | | | | | | ☑ 其他（电话会议） | | | | | 参与单位名称及人员 | 电话会议参会人员（排名不分先后）： | | | | | 姓名 | 新时代证券 | 孟鹏飞 | 大成基金 | 王倩 | | | 新时代证券 | 韦俊龙 | 银杏谷资本 | 熊适时 | | | 新时代证券 | 丁培培 | 拾贝投资 | ...

证券代码：300990 证券简称：同飞股份 编号：2021-001 三河同飞制冷股份有限公司 投资者关系活动记录表 | --- | --- | --- | |--------------------|-----------------------------------------------|----------------------------------------------------| | | | | | 投资者关系活动类别 | □特定对象调研 □分析师会议 | | | | □媒体采访 □业绩说明会 | | | | □新闻发布会 | □路演活动 | | | □现场参观 | | | | ☑ 其他（电话会议） | | | 参与单位名称及人员 | 电话会议参会人员（排名不分先后）： | | | 姓名 | 真科基金：曾维江、张聪 | | | | 复胜资产：周瑞剑 中泰证券：邢立力、韩冰、曾明 | | | | 农银汇理基金：周子涵 | | | 时间 | 2021 年 8 月 3 日— 2021 | 年 8 月 4 日 | | 地点 | 三河同飞制冷股份有限公司三楼会议室 | | | 上市公司接待人员 | ...

证券代码：300990 证券简称：同飞股份 编号：2021-006 三河同飞制冷股份有限公司 投资者关系活动记录表 | --- | --- | --- | |----------------|----------------------------------------------|------------------------------------------------------| | | | | | 投资者关系活动 | ☑ 特定对象调研 | 分析师会议 | | 类别 | □ 媒体采访 □ | 业绩说明会 | | | □ 新闻发布会 | 路演活动 | | | □ 现场参观 | | | | ☑ 其他（电话会议） | | | | 中信建投：刘永旭 | | | 参与单位名称及 | 中泰证券：汪 | 鹏华基金：赵 靖 | | 人员姓名（排名 | 李志远 | 正圆投资：曹智明 | | 不分先后） | 姜超阳 | 太平洋资产：张玮 | | | 太平基金：陈剑博 | 招商证券：张景财 | | 时间 | 2021 年 11 月 | 16:00-16:40 | | | 年 月 | | | 地点 | 2021 11 ...