Core Insights - Semiconductor Manufacturing International Corporation (SMIC) has obtained a patent for "Optical Proximity Correction Method and System, Mask, Equipment, and Storage Medium" with authorization number CN115993753B, applied for on October 2021 [1] Company Overview - SMIC (Shanghai) was established in 2000, located in Shanghai, primarily engaged in the manufacturing of computers, communications, and other electronic devices, with a registered capital of 244 million USD [1] - SMIC (Beijing) was founded in 2002, located in Beijing, also focused on the manufacturing of computers, communications, and other electronic devices, with a registered capital of 100 million USD [1] Investment and Intellectual Property - SMIC (Shanghai) has invested in 4 companies, participated in 127 bidding projects, holds 150 trademark records, and has 5000 patent records, along with 450 administrative licenses [1] - SMIC (Beijing) has invested in 1 company, participated in 52 bidding projects, holds 5000 patent records, and has 225 administrative licenses [1]

来源：金融界 天眼查资料显示，中芯国际集成电路制造（上海）有限公司，成立于2000年，位于上海市，是一家以从 事计算机、通信和其他电子设备制造业为主的企业。企业注册资本244000万美元。通过天眼查大数据分 析，中芯国际集成电路制造（上海）有限公司共对外投资了4家企业，参与招投标项目127次，财产线索 方面有商标信息150条，专利信息5000条，此外企业还拥有行政许可451个。 中芯国际集成电路制造（北京）有限公司，成立于2002年，位于北京市，是一家以从事计算机、通信和 其他电子设备制造业为主的企业。企业注册资本100000万美元。通过天眼查大数据分析，中芯国际集成 电路制造（北京）有限公司共对外投资了1家企业，参与招投标项目52次，专利信息5000条，此外企业 还拥有行政许可226个。 金融界2025年8月5日消息，国家知识产权局信息显示，中芯国际集成电路制造（上海）有限公司;中芯 国际集成电路制造（北京）有限公司取得一项名为"光学邻近修正方法及系统、掩膜版、设备及存储介 质"的专利，授权公告号CN115903368B，申请日期为2021年08月。 ...