烟台石川密封科技股份有限公司 (简称密封科技)创建于1950年，是领先的密封制品和密封材料专业制造商。公司主要从事各类密封垫片、橡胶件、隔热防护罩、纤维密封板材、金属涂胶板等系列产品的研发、生产、销售与服务。经过七十多年的创新发展，公司建立了完善的技术创新平台，自主研发能力达到行业领先水平，先后被认定为“国家高新技术企业”、“国家级专精特新小巨人企业”“山东省先进技术企业”、“省级企业技术中心”等。公司产品性能和质量达到世界同类产品的先进水平，已经实现替代进口产品，广泛应用于内燃机、汽车制动降噪、制冷空调设备、船舶与海工装备、通用机械和石化装备等行业。公司于2021年7月6日在深交所挂牌上市，股票代码301020。

Yantai Ishikawa Sealing Technology Co., Ltd. (hereinafter referred to as sealing technology) was founded in 1950 and is a leading professional manufacturer of sealing products and sealing materials.The company is mainly engaged in the research and development, production, sales and service of various sealing gaskets, rubber parts, heat insulation shields, fiber sealing plates, rubber coated metal coils and other products. After more than 70 years of innovation and development, the company has established a perfect technological innovation platform, and its independent R&D capability has reached the leading level in the industry. We have been successively recognized as "National High-tech Enterprise","National Specialized Small Giant Enterprise", "Shandong Advanced Technology Enterprise" and "Provincial Enterprise Technology Center". The performance and quality of the company’s products have reached the advanced level of similar products in the world, and have replaced imported products. Which are widely used in various internal combustion engines, automobile braking and noise reduction, refrigeration & A/C equipment, compressors, marine and offshore equipment, general machinery and petrochemical equipment The company was listed on the Shenzhen Stock Exchange on July 6, 2021 with the stock code of 301020.