比优集团(09893)发布公告，近日，经国家住房和城乡建设部审批，公司的间接非全资附属公司内蒙聚 力工程爆破有限公司(聚力爆破)成功晋升矿山工程施工总承包一级资质，成为国内同时持有"矿山工程 施工总承包一级"与"营业性爆破作业单位一级"的"双一级"资质企业。 公告称，聚力爆破将以"双一级"资质持续推进高质量发展战略。构建以主业为核心、各业务协同发展的 全产业链条。 在矿山工程领域，"双一级"资质是衡量企业综合服务能力的认证，能够独立承接露天矿山规模化开采、 地下矿山精准掘进、尾矿库治理等各类大型复杂工程项目。 ...

Core Viewpoint - The company, Biyou Group, has successfully upgraded its indirect non-wholly-owned subsidiary, Inner Mongolia Juliy Engineering Blasting Co., Ltd. (Juliy Blasting), to a first-class qualification in mining engineering construction contracting, making it a dual first-class qualification enterprise in China [1] Group 1: Company Developments - Juliy Blasting now holds both "First-Class Mining Engineering Construction Contracting" and "First-Class Commercial Blasting Operation Unit" qualifications, enhancing its service capability in the mining sector [1] - The dual first-class qualification allows the company to independently undertake large and complex engineering projects, including large-scale open-pit mining, precise underground mining, and tailings pond management [1] - The company plans to leverage its dual qualifications to advance its high-quality development strategy and establish a full industry chain centered around its core business with collaborative development across various operations [1]

本公告由比優集團控股有限公司（「本公司」，連同其附屬公司稱為「本集團」）自願 作出，以告知本公司股東及潛在投資者本集團最新業務更新。 本公司董事會（「董事會」）欣然宣佈，近日，經國家住房和城鄉建設部審批，本公 司的間接非全資附屬公司內蒙聚力工程爆破有限公司（「聚力爆破」）成功晉升礦山 工程施工總承包一級資質，成為國內同時持有「礦山工程施工總承包一級」與「營 業性爆破作業單位一級」的「雙一級」資質企業。 在礦山工程領域，「雙一級」資質是衡量企業綜合服務能力的認證，能夠獨立承接 露天礦山規模化開採、地下礦山精準掘進、尾礦庫治理等各類大型複雜工程項目。 香港交易及結算所有限公司及香港聯合交易所有限公司（「聯交所」）對本公告之內 容概不負責，對其準確性或完整性亦不發表任何聲明，並明確表示概不就因本公 告全部或任何部分內容而產生或因倚賴該等內容而引致之任何損失承擔任何責任。 Pizu Group Holdings Limited 比優集團控股有限公司 （於開曼群島註冊成立之有限公司） （股份代號：9893） 自願公告 內蒙聚力工程爆破有限公司榮膺「雙一級」資質 主席兼行政總裁 馬天逸 香港，二零二五年十月十六日 於本公 ...

Group 1 - The company Guangdong Hongda (002683.SZ) reported a revenue of 9.15 billion yuan for the first half of 2025, representing a year-on-year increase of 63.83% [1] - The net profit attributable to shareholders of the listed company was 504 million yuan, showing a year-on-year growth of 22.05% [1]

Core Viewpoint - The company, Yipuli Co., Ltd., has announced that its subsidiary, China Gezhouba Group Yipuli Co., Ltd., has signed or commenced execution of blasting service contracts totaling RMB 5.903 billion for the period of April to June 2025 [1]. Group 1: Contract Details - The total amount of newly signed or executed contracts for blasting service engineering is RMB 5.903 billion [1]. - Significant contracts include: - A total construction contract for the granite mining project in Deqing County, Guangdong Province, with a service period of 24 years [2]. - A supplementary agreement for the mining construction contract of the Xinjiang Tianlong Hope Energy Co., Ltd. with a service period of 0.5 years, amounting to RMB 400 million [2][3]. - A drilling and blasting contract for the iron ore mining area in Panzhihua City, with a service period of 3 years [3]. - An EPC and mining service contract for sandstone mining and processing in Wuzhou City, with a service period of 15.56 years [3]. - Another EPC and mining service contract for sandstone mining in Wuzhou City, with a service period of 20.26 years [3].

Core Insights - The article highlights the significant contributions of Feng Shuyu, a renowned engineer and academician in the field of blasting technology in China, who passed away at the age of 101 [1] - Feng's work in the development and application of blasting techniques has played a crucial role in major infrastructure projects, including railways and the Three Gorges Dam [6][7] Education and Early Career - In 1952, Feng Shuyu was among the first students sent to the Soviet Union to study railway construction, where he excelled academically and developed a strong interest in blasting technology [2][3] - His practical experience began during a summer internship in 1954, where he witnessed blasting operations firsthand, solidifying his passion for the field [2][3] Major Contributions - Feng Shuyu applied Soviet blasting methods to the construction of the Yingtan-Xiamen Railway, successfully executing over 20 large-scale blasts, which significantly expedited the project [6] - He led the first directional blasting experiment for dam construction in China, establishing a method that has since been widely adopted in various engineering projects [7][8] Innovation and Research - Feng emphasized the importance of safety and control in blasting techniques, leading to the development of low-power explosives suitable for urban demolition [8] - His research encompassed various blasting methods, including controlled blasting and underwater blasting, contributing to advancements in the field [8] Education and Mentorship - Feng Shuyu dedicated much of his career to training the next generation of blasting engineers, developing comprehensive training programs and textbooks that became standard in the industry [10][11] - He was one of the first to supervise graduate students in blasting technology in China, ensuring that practical experience was a core component of their education [11][12]