本文核心数据：相关业务销量;相关业务收入 1、光电芯片行业上市公司汇总 目前，光电芯片A股上市企业数量较少，主要A股上市企业包括：源杰科技、长光华芯、光迅科技、仕 佳光子、华工科技等。 | 产业链环节 | 公司简称 | 股票代码 - | 要点 | 关联度 | | --- | --- | --- | --- | --- | | GaAs 材料( | 有研新材(2 | 600206.SHe | 国内水平砷化家最大的供应商e | ★★★( | | | 了探吧培興 | 002023.SZe | 国内首家提供 6 英寸砷化窗/氮化稼微波集成电 (GaAs/GaNMMIC)的纯晶圆代工服务的制造企业2 | ★★★ | | | 三安光电( | 600703.SHe | 全资子公司三安集成已布局完成6寸的 GaAs 部分产线 ***** | | | | 云南省业 | 002428.SZe | 控股子公司鑫耀半导体已建成砷化鎵单晶及晶体产业化 生产线( | **** | | InP 材料 | 有研新材(2 | 600206.SHe | 布局 InP 外延片技术,与国内光模块厂商合作推进国产 化中 | *** | | 图表 1: ...

Summary of Key Points Core Viewpoint The report outlines the fundraising activities and the management of funds by Suzhou Changguang Huaxin Optoelectronic Technology Co., Ltd., detailing the total amount raised, the actual funds available after expenses, and the allocation of these funds for various projects and investments. Fundraising Overview - The company raised a total of RMB 2,739,120,000 through the issuance of 33,900,000 shares at RMB 80.80 per share, with a net amount of RMB 2,543,184,230 after deducting underwriting fees [1][2] - The funds were verified by Tianheng Accounting Firm, ensuring the accuracy of the reported amounts [2] Fund Usage and Current Balance - The total amount used from the raised funds includes RMB 844,000 for project investments and RMB 165,000,000 for working capital, with a total expenditure of RMB 982,400,759.88 [3] - The company has a remaining balance of RMB 1,016,000.39 in its fundraising accounts as of June 30, 2025 [5][11] Fund Management Practices - The company implements a dedicated account storage system for the raised funds, ensuring compliance with regulatory requirements and protecting investor interests [4][12] - A tripartite supervision agreement is in place with the underwriter and the bank to manage the funds effectively [4] Investment in Financial Products - The company has invested RMB 608,000,000 in financial products, generating a total income of RMB 22,346,334.24 from these investments [3][10] - As of June 30, 2025, there are still RMB 195,000,000 in financial products that have not matured [10] Use of Excess Funds - The company has utilized excess funds to permanently supplement working capital, with approvals from the board and independent directors [10][12] - No excess funds have been used for high-risk investments or to repay bank loans during the reporting period [10][12] Project Completion and Fund Allocation - The company has completed several projects, allowing for the reallocation of surplus funds to enhance operational efficiency [11][12] - The remaining surplus funds will be used for daily operational activities after the cancellation of the fundraising accounts [11][12]