The four-day 2025 International Digital Energy Expo (IDEE·SZ) concluded successfully at the Shenzhen Convention & Exhibition Center. Under the theme "AI-Empowered Shenzhen, Digitally-Driven Future", this international event brought together over 2,000 enterprises from more than 50 countries, showcasing more than 300 cutting-edge technologies. Adopting the perspective of the entire "Source–Grid–Load–Storage" chain, the Expo established a 50,000-square-meter innovation ecosystem platform, attracting over 30,000 local and foreign professional visitors. During the Expo, a series of activities were intensively carried out, including the opening ceremony, the main forum, seven themed exhibition areas, the international trade matchmaking area, and the E-Truck area. The event not only highlighted technological breakthroughs and application achievements in the digital energy sector but also facilitated in-depth cooperation among global energy enterprises, underscoring Shenzhen's leading role as a global pioneer in digital energy.

Multi-dimensional Activities Paint an Industrial Landscape, where Technology and Ideas Ignite Innovation

The IDEE 2025 featured "full-chain coverage and multi-subject participation". Through the opening ceremony, the main forum, parallel forums, and exhibition displays, it has constructed a complete cycle of "technology demonstration, ideas exchange, path exploration" in the digital energy sector.

At the opening ceremony, the 2025 Shenzhen Digital Energy White Paper was released, systematically outlining the implementation roadmap for building a global digital energy pioneer city. Focusing on six key directions—"Source, Grid, Load, Storage, Data, and Carbon", the White Paper introduced three city-level hallmark projects: the world's first Supercharging City 2.0, an integrated power charging, storage, and discharge network, and a virtual power plant management cloud platform. By establishing four major centers, nurturing a top-100 leading enterprise cluster, and providing ten key solutions, Shenzhen aims to propel its digital energy technologies, products, and models through a three-level advancement of "regional demonstration, leading in China, global coverage".

Yang Kun, Secretary of the CPC Committee and Executive Vice President of the China Electricity Council, pointed out that the deep integration of digital technology and energy revolution is becoming a new engine of global economic growth. China's power industry, through digital investment and the construction of standard systems, provides solid support for the development of a new type of power system.

The main forum, "Digital-Intelligent Transformation for High-Quality Energy Development", held on the afternoon of September 18, brought together authoritative global energy experts and industry leaders. Shenzhen is currently integrating digital technologies such as cloud computing, the Internet of Things, and artificial intelligence across all energy sectors, providing practical models for global urban energy transformation. Zhao Tianshou, Director of the Energy Institute for Carbon Neutrality at Southern University of Science and Technology, proposed solutions to curtailment issues of wind and solar power by combining long-duration energy storage technologies such as vanadium redox flow batteries with AI to overcome cost barriers. International guests, including Dr. Csaba Novák, President of the Hungarian Renewable Energy Association, and Filipe Santos Costa, former Chairman of the Portuguese Trade and Investment Promotion Agency (AICEP), shared Europe's experience in energy transition and expressed an urgent need to cooperate with Chinese enterprises.

Digital intelligence technology is the core driver for resolving the energy "impossible trinity", necessitating strengthened standards coordination, data sharing, and financial innovation. During the roundtable discussion, representatives from China General Nuclear Power Group, China Resources Power, Shenzhen Energy, Siemens Energy, and other companies, reached a consensus on the "Opportunities and Challenges of Digital Energy in the Global Energy Transformation".

Seven parallel forums held concurrently with IDEE 2025 were equally vibrant, covering topics such as digital energy industrial ecosystem construction, energy Internet innovation, core component R&D, new energy storage technologies, AI-enabled smart energy, vehicle-grid interaction, and power systems and urban resilience. Companies such as Huawei, BYD, Sunwoda, and Cosin Solar Technology unveiled their latest technological achievements, providing practical and replicable solutions for the industry.

The seven themed exhibition zones presented the achivements of the digital energy industry chain integration from a comprehensive perspective of the entire energy supply chain "Source, Grid, Load, Storage". In the AI Empowerment Zone, Huawei and Sunwoda showcased AI-powered energy forecasting and operations optimization algorithms, enhancing energy management efficiency. The Clean and Low-Carbon Zone featured Carbon Capture, Utilisation and Storage technology and carbon asset management tools, offering a technical path toward carbon neutrality. The International Pavilion gathered global energy technology leaders, serving as a window for cutting-edge  technological worldwide exchange.

Heavy-Duty Vehicle Zone Leads the Green Logistics Transformation, and Technological Innovation solves Scenario-Based Challenges

As a key segment of IDEE 2025, the E-Truck Zone showcased breakthroughs in lightweight design, safety, intelligence, and full-scenario services for new energy heavy-duty trucks, providing a "Shenzhen Solution" for the green transformation of logistics and transportation. The zone attracted seven major enterprises, including BYD, Skyworth Auto, and Dawei Hongde, with nearly ten new energy heavy-duty trucks on display.

BYD introduced the T31 series of new energy heavy-duty trucks, launched at the end of August, comprising two models, a dump truck and a concrete mixer truck. The series is equipped with a 390 kW motor and a 444.36 kWh lithium iron phosphate battery, offering a range of up to 270 km under working conditions, sufficient for a full work day. A DC  charging takes only two hours. Rigorous water resistance, wading depth, and climbing capability tests have ensured their suitability for complex engineering scenarios, while their premium interior and intelligent features enhance operational convenience, establishing a benchmark in urban dump truck market.

Skyworth Auto focused on regulatory and cost challenges, presenting a lightweight urban dumper complying with national overload control policies. The integrated 350 kWh battery-charging and battery-swappable version weighs only 16.5 tons, at least 1 ton lighter than similar trucks. Its innovative "vehicle-battery separation" sales model allows users to purchase the non-powered chassis, and lease the battery, significantly reducing initial capital requirements. The battery-swappable model also enables centralized nighttime charging and daytime operation, saving time and space. The company has already expanded into foreign markets including Indonesia, Africa, and Europe.

Dawei Hongde demonstrated disruptive technology, reshaping the electricity supply model with its independently developed "Intelligent Mobile Charging & Storage Vehicle". This product, the first of its kind listed in the China's Ministry of Industry and Information Technology's catalog, offers a power distribution range from 500 kWh to 2 MW, supporting a maximum discharge power of 500 kW. It can simultaneously charge 4 to 8 electric vehicles, and its 500 kWh capacity can supply the charging of tens of passenger cars. A company representative stated, "Our goal is to make each mobile charging and storage vehicle a 'urban energy node', forming a 'ubiquitous power IoT' alongside fixed supercharging stations and residential energy storage."

The International Trade Matchmaking Zone achieves Substantial Results, Establishing a Long-Term Global Energy Cooperation Mechanism

From "exhibit display" to "transaction realization", and from "experience sharing" to "ecosystem co-construction", the International Trade Matchmaking Zone at IDEE 2025 became a central hub for global energy cooperation. The zone attracted more than 200 international professional buyers from 50 countries and regions, The four matchmaking sessions were fully attended. Through precise pre-event big data matching and on-site face-to-face negotiations, the zone facilitated technology introduction, product export, project cooperation, and talent exchange, achieving practical results where "exhibitors became partners" and "exhibits became commodities". Multiple cooperation intentions were reached, covering areas such as technology export, equipment procurement, and joint project development. Among them, India's GM Innovation Ltd plans to purchase US$12 million worth of Battery Energy Storage Systems from Leoch International Technology Limited Inc., Italy's Green Vehicles Srl intends to purchase yacht battery packs from BYD and ZTE, with a total planned purchase of US$11 million, and Bangladesh's Fast Cyber Network requires 16 sets of solar high-charging solutions, with an estimated purchase amount of US$2 million. It has also reached a preliminary cooperation agreement with Shandong Electric Engineering and plans to visit their factory.

In terms of experience exchange, international themed forums were held simultaneously, with Chinese and foreign guests exploring energy transformation paths together. Giuseppe D’Alessandro, Director of the International Energy Division at EEMAXX, Italy, introduced Europe's decarbonization practices, mentioning that Italy is building a dedicated data center to integrate renewable energy and green hydrogen data, promote the decarbonization of refineries, and look forward to technological collaboration with Chinese enterprises. Maiya Kukushkina, Chief Technology Officer of Digital Energy at Siemens Energy Global Innovation, proposed to work with Chinese companies to build a "Technology Breakthrough – Ecosystem Co-Construction" consortium to address global issues such as grid stability and energy storage efficiency using digital and AI technology. Chinese enterprises are accelerating their transformation from "technology followers" to "rule makers". Huawei's "Full-Stack Digital Energy Solutions" and RelyEZ Energy's European storage project have been recognized by multiple countries as "replicable Chinese solutions."

More notably, the Expo advanced global energy cooperation from "short-term linkage" to a "normalized ecosystem". On September 20, at the IDEE 2025 Shenzhen City Promotion Conference, the organizers proposed the establishment of an “International Digital Energy Industry Alliance” by 2026, selecting a core partner from each region. This initiative received positive responses from Hungary, Portugal, and the Democratic Republic of Congo, among others.

István Ujhelyi, former Member of the European Parliament and former Deputy Speaker of the Hungarian National Assembly, remarked, "The alliance will avoid the situation of 'exhibitions end and cooperation stagnates' and make cooperation between China, Hungary and Central and Eastern Europe more stable and in-depth." The Hungary Business Delegation (Shenzhen) matchmaking session held on the same day facilitated in-depth exchanges between Shenzhen enterprises such as Skyworth Photovoltaics Technology, DST, and RelyEZ Energy with the Hungarian government and business representatives. During the promotion event, the Arab Renewable Energy Commission (AREC), the Central African Republic's Chamber of Commerce, Industry, Mines and Artisanat (CCIMA), and the Congo DRC Chamber of Commerce (CDCC) also signed strategic cooperation agreements with the Federation of Shenzhen Commerce (FSC), clarifying specific paths for resource docking, technical exchange, and project implementation.

IDEE 2025 Highlights Shenzhen's Leadership, Injecting "China Momentum" into Global Energy Transition

As the world's first megacity to achieve full electrification of its bus fleet, Shenzhen has established a new energy infrastructure network in which supercharging stations exceeds the number of gas stations. Its Virtual Power Plant 3.0 platform uses AI scheduling to improve the efficiency of clean energy consumption to industry-leading levels. These practices provide a "Shenzhen Model" for energy transformation in high-density cities around the world. The successful hosting of IDEE 2025 further consolidates Shenzhen's position as a global digital energy pioneer and highlights China's leading role in global energy transformation.

The successful organization of the IDEE 2025 also attracted extensive attention from authoritative media, with over a hundred outlets, including industry media, online platforms, and new media, providing comprehensive coverage, generating widespread domestic and international media interest.

From technological innovation to industrial collaboration, and from urban practice to global cooperation, the IDEE 2025 was not only an industry event, but also a "source of ideas" and a "cooperation incubator” to promote global energy transformation. In the future, Shenzhen will use the 2025 Shenzhen Digital Energy White Paper as a guide to continue promoting the construction of "Supercharging City 2.0" and "One integrated power charging, storage, and discharge network". Chinese digital energy enterprises will also actively participate in global energy governance, working hand in hand with countries around the world to develop technological innovation, industrial synergy, and ecosystem co-construction, injecting strong momentum into building a shared future for humanity and achieving global sustainable development.