本报讯 1月22日，宁夏回族自治区石油化工环境科学研究院股份有限公司（以下简称"宁夏环境"）发布 公告称，根据《高新技术企业认定管理办法》《高新技术企业认定管理工作指引》有关规定，经公示通 过，公司被认定为国家高新技术企业，并于近日取得国家高新技术企业证书。 宁夏环境为我国新三板创新层挂牌企业，公司主营业务为向有需求的客户提供建设项目环境影响评价、 生产建设项目水土保持方案、生产建设项目水土保持监测、建设项目环境监理、安全评价、职业卫生技 术服务等专业技术服务。 公开信息显示，宁夏环境于2022年被宁夏回族自治区认定为"科技型中小企业""专精特新企业"，并于 2022年入库国家级"科技型中小企业"。 （文章来源：证券日报） ...

Core Viewpoint - Anhui Shihua Engineering Technology Co., Ltd. is progressing with its IPO guidance work, aiming for listing on the Beijing Stock Exchange, with the guidance period set from July 1, 2025, to September 30, 2025 [2] Group 1: IPO Guidance Progress - The company has initiated the IPO guidance filing with the Anhui Securities Regulatory Bureau in December 2023 [2] - The guidance is being conducted by Xiangcai Securities [2] - The personnel receiving guidance include shareholders with over 5% holdings, directors, supervisors, senior management, and other personnel deemed necessary by the company [2][3] Group 2: Changes in Governance - The company has canceled its supervisory board and elected a worker representative director, resulting in changes to the personnel receiving guidance [3] - A total of 13 executives are included in the guidance list, such as Chairman Zhang Zhihong and Vice Chairman Hu Xiaoying [4] Group 3: Company Background and Business Focus - The company was established in 2004, originally as Anqing Shihua Engineering Design Co., Ltd., and focuses on engineering design activities [4] - Its main services include engineering general contracting, engineering design, engineering supervision, and safety evaluation, primarily serving the petrochemical industry [5] Group 4: Financial Performance - In the first half of 2025, the company achieved operating revenue of 99.37 million yuan, an increase of 11.43% year-on-year [5] - The net profit attributable to shareholders was 7.13 million yuan, a decrease of 20.25% year-on-year [5]