Investor Relations Activity Record for Shandong Sanwei Chemical Group Co., Ltd., February 11–12, 2025

Investor Relations Activity Categories

● Targeted Audience Research         □ Analyst Conference

□ Media Interview             □ Performance Briefing

□ Press Conference           □ Roadshow Event

□ On-site visit

● Other     Teleconference    

Names of Participating Organizations and Personnel

Guangfa Securities: Geng Pengzhi 、 Jin Wenzhi 、 Qiao Gang 、 Li Bai

Yinhua Fund: Chamberlain

Xinhua Assets: Lei Kai

Guohai Securities: Li Yonglei, Dong Bojun, Yang Lirong, Chen Yun

Taihe Zhiyuan: Huang Ruijiao

Everyone Asset: Liu Tengyao

Shenwan Hongyuan: Song Tao, Li Shaocheng, Xiao Liming, Ren Jie

Yuanze Private Equity Fund: Wang Jiachen

Tibet Yuancheng Investment: Gao Biao

Doorstep Finance: Chen Meiling

Weining Private Equity Fund: Fu Chengcheng

Guangda Securities: Chen Feng

China Everbright Securities Asset: Zhu Chengkai

Zhuque Fund: License

Fangwu Private Equity Fund: Wang Zibing

Longyuan Investment: Li Shengnong

Pacific Assets: Cao Zihan

Bangzheng Assets: Xiong Zheng

Time

2025 Year 2 Month 11 Day -12 Day

Location

3D Chemistry Company Headquarters + Teleconference

Name of the Receiving Personnel from the Listed Company

Company President: Feng Yiyuan

Board Secretary: Zhang Jun

Securities Affairs Representative: Liu Cai

Introduction to the Main Activities of Investor Relations

I. Introduction to the Company's Basic Information

The company is a comprehensive enterprise integrating chemical and petrochemical technology and product R&D, engineering technical services, as well as the production and sales of catalysts and basic chemical raw materials. “ Technology + Engineering + Industrial enterprise ” A technology-driven, specialized chemical group company focused on mutually reinforcing and collaborative development. Its primary business areas include engineering services, chemical operations, and catalyst solutions.

Company Engineering Business The company primarily serves clients in the chemical and petrochemical industries while actively transforming and expanding into the new energy market. With a strong focus on environmental protection, the company has dedicated itself for many years to providing customers with one-stop, full-lifecycle engineering technology services—including engineering consulting, engineering design, EPC (engineering, procurement, and construction), project start-up, and post-commissioning maintenance. It is also the domestic leader in designing and executing EPC projects for sulfur recovery units.

The company is currently the largest n-propanol producer in China, a leading domestic enterprise specializing in butanol and octanol residue recovery, and a prominent n-pentanol sales company. It primarily focuses on the research and development of various advanced chemical materials, as well as certain other areas. C3、C4、C5、C8 Production and sales of alcohols (including aldehydes and acids), as well as products such as n-propyl acetate, butyl acetate cellulose, and their derivatives. The company's products are widely used across multiple industries and fields, including pharmaceuticals, agrochemicals, dyes, pigments, coatings, chemical reagents, high-purity substances, food additives, catalysts, surfactants, fragrances, and more. Compared to large, integrated enterprises in the industry, our company enjoys greater operational flexibility due to the absence of specific constraints tied to raw material supply. This allows us to closely monitor product profitability margins and swiftly shift production toward higher-margin products by adjusting raw material inputs—responding promptly to both short-term and long-term market demands, as well as fluctuations in raw material and product prices.

The company is a domestically influential provider of sulfur-resistant shift process technologies and catalyst products, primarily engaged in the research and development of various new chemical processes and innovative catalysts, as well as QDB Series of sulfur-resistant shift catalysts, QLS 、 QSR Series of sulfur recovery catalysts, QSJ Series of hydrolysis agents, QTD 、 QZH Production and sales of a series of products including detoxifiers, desulfurizers, and rare-earth rubber catalysts. Among these, QDB The series of sulfur-resistant shift catalysts boasts comprehensive performance that is internationally leading. The company's products are primarily used in shift processes, sulfur recovery processes, rare-earth rubber production processes, and more.

II. The Company's Key Technical Advantages in the Engineering Field

As “ Sulfur Recovery Expert ” , the company's independently developed “ Online Furnace-Free Sulfur Recovery Technology ” Achieve domestically leading and internationally advanced standards; “ Acid Gas Sulfur Recovery and Flue Gas Purification Technology for Ultra-Low Emissions: Technologies and Applications ” After being evaluated and reviewed by the China Petroleum and Chemical Industry Federation, the achievement was deemed to be generally at an internationally leading level. For instance, the company 2024 Disclosure of relevant sections in the annual semi-annual report, as of 2024 Year 6 Month 30 Day by day, the company has cumulatively completed the design and general contracting of various sulfur recovery units. 237 Set, total installation capacity 1255 Ten thousand tons / This year, it is the company that has designed and provided the most turnkey sulfur recovery units domestically.

Meanwhile, the company boasts strong market competitiveness in energy-saving and environmental protection engineering fields such as comprehensive utilization of C4 resources, high-pressure hydrogenation, acidic water vapor treatment, flue gas management, and wastewater treatment. Additionally, through project implementation in emerging energy sectors like hydrogen energy, molten salt energy storage, and compressed air energy storage, the company has accumulated extensive experience.

The company places great emphasis on enhancing its R&D capabilities and technological strength. Through strategies such as talent development, recruitment, and collaboration, it has assembled a high-caliber technical team with a global perspective. As a result, the company’s technology-focused division is already beginning to yield significant results. Moving forward, the company will fully leverage the engineering division’s pivotal role in bridging the gap between upstream and downstream operations, exploring efficient synergy mechanisms that connect seamlessly with both the technology and industrial sectors. This approach will help establish a closed-loop system integrating R&D, engineering implementation, and industrial operations. By building on these unique strengths, the company is committed to becoming a leader in resource-efficient, technologically differentiated, and premium-quality product offerings. “ Value Enterprise ”。

III. The Company's Business Model for Engineering Projects

The company was established through the restructuring of a state-owned central enterprise's design institute, and it serves as an engineering firm capable of providing customers with one-stop, full-lifecycle engineering technical services—including engineering consulting, engineering design, EPC (engineering, procurement, and construction) contracting, project start-up, and post-completion maintenance. The company itself does not typically engage in equipment or material manufacturing, nor in construction and installation activities. Instead, during its daily operations, it outsources the equipment, materials, and construction/installation tasks required for EPC projects—based on actual project needs—to qualified manufacturers and construction subcontractors who possess the necessary qualifications, manufacturing capabilities, and construction expertise, all selected via competitive bidding processes.

4. What are the company's main clients in its engineering business?

The company's primary customer base includes China Petrochemical Corporation, China National Petroleum Corporation, China Energy Investment Corporation, Datang Group, Sinochem Holdings, CNOOC Group, China Coal Group, China General Nuclear Power Group, China North Industries Group Corporation, Shaanxi Yanchang Petroleum, Wanhua Chemical Group, Hengli Petrochemical, Shenghong Petrochemical, Yulong Petrochemical, as well as numerous other local refining and chemical enterprises that boast strong financial capabilities and excellent creditworthiness.

Five · The company's project status in the coal chemical industry

The company’s engineering business, leveraging its technological strengths, has successively undertaken the basic design and technical service project for the sulfur recovery unit in Shenhua Yulin Circular Economy Coal Comprehensive Utilization Project, as well as the second set of projects for Ningxia Baofeng Energy Group Co., Ltd. 50 Ten thousand tons / Recent projects include the process package and design for the methanol-to-olefins project's accompanying sulfur recovery unit, as well as the patent technology licensing and technical service project for the sulfur recovery unit at Shaanxi Coal Group Yulin Chemical Co., Ltd. Recently, the company also won the bid for the Jun Dong project under the National Energy Group. 20 Billion cubic meters / Annual Coal-to-Natural-Gas Project Partial equipment design and procurement services, technical licensing and design services for the sulfur recovery unit of the Hami Energy Integration Innovation Base Project (Phase I Coal-to-Oil Project) under the Xinjiang Hami Energy & Chemical Co., Ltd. of the China Energy Group, as well as the sulfur recovery unit for the Guoneng Baotou Coal Chemical Co., Ltd.'s Shenhua Baotou Coal-to-Olefins Upgrade Demonstration Project in Baotou Chemical. EPC General Contracting Waiting for the related work on several newly built coal chemical projects. Meanwhile, the company has assigned dedicated personnel to closely monitor and coordinate with the progress of these coal chemical projects, leveraging its own technological and engineering strengths to actively support the development of the coal chemical industry.

Six What are the incremental projects for the company's chemical business?

Currently, the company is fully pushing ahead. “ Butyric Acid Cellulose Acetate Product Optimization and Upgrade Technical Improvement Project ” Strive for high-quality construction progress. “ Isooctanoic acid ” Newly added production capacity 50000 Ton / year) to be completed and put into operation as soon as possible; the company “ Cellulose Derivative and Its Supporting Equipment Upgrade Project ” Currently, technical feasibility studies and design optimizations are underway, with efforts focused on completing construction as planned. Additionally, the company has integrated R&D resources from universities, research institutes, and enterprises to drive innovation in developing new downstream products centered around aldehydes, alcohols, acids, and esters. This collaboration is now expanding into cutting-edge areas such as new energy, fine chemicals, and advanced materials through collaborative R&D initiatives.

Seven Introduce the company's strategic deployments, key projects, and future development plans in areas such as molten salt energy storage, concentrated solar power storage, and hydrogen energy.

The company has leveraged its own technological expertise to explore fields such as hydrogen energy, molten salt energy storage, and compressed air energy storage, and has successively undertaken (or participated in) design or general contracting tasks for several projects. In the hydrogen energy sector, the company has taken on projects including the Qingdao Hydrogen Resource Base Project of Sinopec Qingdao Refining & Chemical Co., Ltd., the Hydrogen Utilization Project of Ge'er Hydrogen Energy Technology (Qingdao) Co., Ltd., the Phase I Integrated Hydrogen Energy Project of Qilu Hydrogen Energy (Shandong) Development Co., Ltd., and the Refining Division of China Petroleum Tianjin Branch. 1#C2 The company undertakes general contracting or design tasks in multiple hydrogen energy fields, such as the tail gas recovery system and the new flare gas-to-hydrogen recovery project, actively supporting the development of the hydrogen energy industry. In the molten salt energy storage sector, the company has secured the construction contract for China's first large-scale commercial concentrating solar power plant to begin construction. - The thermal energy storage island of the CGN Delingha Solar Thermal Power Station EPC , the project has been put into operation and has yielded significant ecological and social benefits. In the field of air-based energy storage, the Jiangsu Jintan Salt Cavern Compressed Air Energy Storage Project—designed with the company's involvement—has become the world's first non-combustion-based compressed air energy storage power station.

Additionally, the company will actively support technological and model innovations in the new energy sector by strategically allocating internal resources and attracting top-tier industry leaders. It will also proactively pursue orders for new energy and advanced materials, leveraging these initiatives to drive growth and expansion. “ New Energy ” With “ Refining and Petrochemicals ” Coupling application research and more, we continuously enhance our independent innovation capabilities, steadily injecting new momentum into the company's growth.

List of Attachments (if any)

None

Date

2025 Year 2 Month 11 Day -12 Day