Upcoming Events of EVs and Battery in 2025

Types of Vehicle Batteries

Vehicle batteries are available in different types depending on their chemistry, performance, and application.

The following are the key types:

1. Lead-Acid Batteries (Traditional & Improved)

Flooded Lead-Acid (FLA): Most traditional type, needs maintenance and periodic filling with distilled water.

Sealed Lead-Acid (SLA): Also referred to as Absorbent Glass Mat (AGM) or Gel Cell, maintenance-free and more robust than flooded types.

Enhanced Flooded Battery (EFB): Improved version of flooded lead-acid, widely used in start-stop technology cars.

2. Lithium-Ion Batteries (Li-ion)

Lighter, higher energy density, longer lifespan than lead-acid. Used in electric cars (EVs) and hybrid cars.

More costly but becoming the norm for future vehicles.

3. Nickel-Metal Hydride (NiMH) Batteries

Used in hybrid electric cars (HEVs) such as the Toyota Prius.

Longer lifespan than lead-acid, but lower energy density than lithium-ion. More tolerant of extreme temperatures than Li-ion.

4. Solid-State Batteries (Next-Generation Li-ion Alternative)

Solid electrolytes used instead of liquid, enhancing safety and energy density.

Currently in development but will supplant Li-ion in the future.

5. Ultracapacitors (Supercapacitors)

Used for short bursts of energy instead of long-term storage.

Used in regenerative braking systems of EVs.

New Battery Technologies for Next-Generation Vehicles

1. Solid-State Batteries

Benefit: Increased energy density, better safety (no risk of fire like Li-ion), and quicker charging.

Companies Developing: Toyota, QuantumScape, Samsung, CATL.

Anticipated Use: Next-gen EVs (forecast by 2025-2030).

2. Sodium-Ion Batteries

Benefit: Less expensive and more plentiful materials (sodium instead of lithium).

Companies Developing: CATL, BYD, Tiamat.

Challenges: Lower energy density than Li-ion but potential for cheap EVs.

3. Lithium-Sulfur (Li-S) Batteries

Benefit: Increased energy density (up to 5x of Li-ion), lighter.

Challenges: Short lifespan due to sulfur degradation.

Research: NASA, Tesla, OXIS Energy.

4. Graphene Batteries

Advantage: Faster charging, improved conductivity, and longer life compared to Li-ion.

Development: Currently in the research stage but showing potential for high-performance EVs.

5. Hydrogen Fuel Cells

Advantage: Zero emissions, high energy density, quick refueling (like gasoline).

Used By: Toyota Mirai, Hyundai Nexo, Honda Clarity.

Disadvantages: Expensive production and limited hydrogen refueling stations.

6. Iron-Air Batteries

Advantage: 10 times more energy storage than lithium-ion at a lower cost.

Development: Under development by Form Energy for grid and EV use.

7. Dual-Chemistry Batteries

Concept: Mixing various types of batteries (e.g., Li-ion + supercapacitor) for optimal performance.

Application: Optimizing range, power output, and lifespan.

Future Prospects

Solid-state and sodium-ion batteries may replace existing Li-ion batteries by 2030.

Hydrogen fuel cells may see wider adoption for long-range EVs.

⚡ Graphene and iron-air batteries may transform EV energy storage.

Upcoming Events of EVs and Battery in 2025

BATTERY JAPAN - CHIBA

Date: Sept. 17 - 19, 2025

Location: Chiba, Japan

Weblink: [Weblink]

Details: International Rechargeable Battery Expo. Focuses on technologies, components, materials, and devices for rechargeable battery development & production.

ELECTRIC & HYBRID VEHICLE TECHNOLOGY EXPO - EUROPE

Date: June 17 - 19, 2025

Location: Stuttgart, Germany

Weblink: [Weblink]

Details: Leading trade show for electric, hybrid, and plug-in hybrid vehicle manufacturing. Covers electrical powertrains, battery management systems, and materials.

ASEAN BATTERY & ENERGY STORAGE EXPO - BANGKOK

Date: March 05 - 07, 2025

Location: Bangkok, Thailand

Weblink: [Weblink]

Details: Southeast Asia’s international event showcasing batteries, energy storage solutions, and related technologies.

EV JAPAN - CHIBA

Date: Sept. 17 - 19, 2025

Location: Chiba, Japan

Weblink: [Weblink]

Details: Exhibition for EV, HV, and FCV technologies, including motors, inverters, batteries, and chargers. Targets automotive OEMs and suppliers.

HYDROGEN + FUEL CELLS + BATTERIES

Date: March 31 - April 04, 2025

Location: Hannover, Germany

Weblink: [Weblink]

Details: Europe’s largest exhibition for hydrogen, fuel cells, and battery technologies, held as part of HANNOVER MESSE.

EV JAPAN - TOKYO

Date: Jan. 21 - 23, 2026

Location: Tokyo, Japan

Weblink: [Weblink]

Details: Showcases EV, HV, and FCV technologies for automotive OEMs and suppliers.

BATTERY EXPO RUSSIA

Date: Aug. 2025 (?)

Location: St. Petersburg, Russia

Weblink: [Weblink]

Details: Expo for rechargeable batteries, industrial storage systems, EV batteries, and recycling solutions.

WBE - WORLD BATTERY INDUSTRY EXPO

Date: May 08 - 10, 2025

Location: Guangzhou, China

Weblink: [Weblink]

Details: Global platform for battery industry trade, focusing on supply chain and professional networking.

SOLAR & STORAGE LIVE - AUSTRALIA

Date: March 26 - 27, 2025

Location: Brisbane, Australia

Weblink: [Weblink]

Details: Trade show for solar, battery storage, EV charging, and utility-scale installations.

THE BATTERY SHOW - INDIA

Date: Sept. 17 - 19, 2025

Location: Noida, India

Weblink: [Weblink]

Details: Conference and trade fair for advanced battery and automotive industries.

ELECTRIC & HYBRID VEHICLE TECHNOLOGY EXPO - NORTH AMERICA

Date: Oct. 06 - 09, 2025

Location: Detroit, MI, USA

Weblink: [Weblink]

Details: Leading North American event for electric and hybrid vehicle manufacturing technologies.

BATTERY EXPO KAZAKHSTAN

Date: Oct. 16 - 18, 2025

Location: Almaty, Kazakhstan

Weblink: [Weblink]

Details: Expo for battery technologies, EV batteries, and recycling solutions.

BATTERY EXPERTS FORUM

Date: Nov. 11 - 13, 2025

Location: Darmstadt, Germany

Weblink: [Weblink]

Details: Platform for battery technology innovations and business networking.

CNIBF SHANGHAI

Date: Nov. 2025 (?)

Location: Shanghai, China

Weblink: [Weblink]

Details: International battery products and technology exhibition.

EV BATTERY ASIA CONFERENCE - THAILAND

Date: Aug. 2025 (?)

Location: Bangkok, Thailand

Weblink: [Weblink]

Details: Summit for EV battery producers, car manufacturers, and technology partners.

THE BATTERY SHOW - EUROPE

Date: June 17 - 19, 2025

Location: Stuttgart, Germany

Weblink: [Weblink]

Details: European edition of the conference and trade fair for advanced battery technologies.

BATTERY EXPO UZBEKISTAN

Date: Sept. 2025 (?)

Location: Tashkent, Uzbekistan

Weblink: [Weblink]

Details: Expo for battery technologies, EV charging, and recycling.

BATTERY JAPAN - TOKYO

Date: Feb. 19 - 21, 2025

Location: Tokyo, Japan

Weblink: [Weblink]

Details: Rechargeable battery expo for development and production technologies.

INTERBATTERY & SMART GRID WEEK

Date: March 05 - 07, 2025

Location: Seoul, South Korea

Weblink: [Weblink]

Details: Korea’s largest technical show for the battery industry.

ELECTRIC & HYBRID VÉHICLE EXPO KAZAKHSTAN

Date: Oct. 16 - 18, 2025

Location: Almaty, Kazakhstan

Weblink: [Weblink]

Details: Exhibition for EVs, charging infrastructure, and battery technologies.

UNITED AUTO EXPO

Date: Nov. 21 - 23, 2025

Location: Coimbatore, India

Weblink: [Weblink]

Details: Automotive aftermarket expo, including battery-operated vehicles and repair tools.

BATTERY - ENERGY STORAGE INDONESIA

Date:April 15 - 17, 2025

Location: Jakarta, Indonesia

Weblink: [Weblink]

Details: Exhibition for rechargeable batteries, energy storage, and raw materials.

AUTOMOTIVE WORLD CHINA

Date: Oct. 28 - 30, 2025

Location: Shenzhen, China

Weblink: [Weblink]

Details: Exhibition for NEV drive motors, power batteries, and smart automotive technologies.

CIBF - CHINA INTERNATIONAL BATTERY FAIR

Date: April 2025 (?)

Location: Chongqing, China

Weblink: [Weblink]

Details: China’s largest battery industry exhibition.

NEPAL MOBILE INTERNATIONAL EXPO

Date: Aug. 29 - 31, 2025

Location: Kathmandu, Nepal

Weblink: [Weblink]

Details: B2B expo for EVs, advanced batteries, and e-mobility applications.

EV JAPAN - NAGOYA

Date: Oct. 29 - 31, 2025

Location: Nagoya, Japan

Weblink: [Weblink]

Details: Exhibition for EV, HV, and FCV technologies targeting automotive suppliers.

THE BATTERY SHOW - NORTH AMERICA

Date: Oct. 06 - 09, 2025

Location: Detroit, MI, USA

Weblink: [Weblink]

Details: North America’s leading event for advanced battery technology.

BATTERY & CHARGING INFRA EXPO

Date: Nov. 05 - 07, 2025

Location: Seoul, South Korea

Weblink: [Weblink]

Details: Exhibition and conference for battery infrastructure, solar energy, and energy storage.

BATTERY KOREA

Date: Sept. 22, 2025

Location: Seoul, South Korea

Weblink: [Weblink]

Details: Conference on battery materials, recycling, and charging solutions.

ELECTRIC & HYBRID VÉHICLE EXPO UZBEKISTAN

Date: June 2025 (?)

Location: Tashkent, Uzbekistan

Weblink: [Weblink]

Details: Exhibition for EVs, charging stations, and battery technologies.

BATTERY RECYCLING WORLD CONFERENCE & EXPO

Date: June 11 - 12, 2025

Location: Frankfurt, Germany

Weblink: [Weblink]

Details: Event for battery recycling and circular economy solutions.

EES SOUTH AMERICA

Date: Aug. 26 - 28, 2025

Location: São Paulo, Brazil

Weblink: [Weblink]

Details: LATAM’s key event for batteries and energy storage systems.

EV TECHNOLOGY ASIA CONFERENCE - THAILAND

Date: Aug. 2025 (?)

Location: Bangkok, Thailand

Weblink: [Weblink]

Details: Summit for EV technology, batteries, powertrains, and charging solutions.

FUTURE BATTERY FORUM

Date: Nov. 25 - 26, 2025

Location: Berlin, Germany

Weblink: [Weblink]

Details: Congress for future battery technology and industry collaboration.

PARAPSY

Date: Feb. 2025

Location: Paris, France

Weblink: [Weblink]

Details: Wellness and divinatory arts fair with a focus on relaxation and "recharging batteries."

ELECTRIC & HYBRID VÉHICLE EXPO RUSSIA

Date: Aug. 2025 (?)

Location: St. Petersburg, Russia

Weblink: [Weblink]

Details: Exhibition for EVs, charging infrastructure, and battery technologies.

E-MOBILITY ASIA - SINGAPORE

Date:Oct. 2025 (?)

Location: Singapore

Weblink: [Weblink]

Details: Platform for next-gen EV solutions, batteries, and autonomous driving.

BATTERY JAPAN - OSAKA

Date: Nov. 19 - 21, 2025

Location: Osaka, Japan

Weblink: [Weblink]

Details: Rechargeable battery expo for development and production technologies.

E-MOBILITY ASIA SINGAPORE SUMMIT

Date: Oct. 2025 (?)

Location: Singapore

Weblink: [Weblink]

Details: B2B conference for EV ecosystems, batteries, and charging solutions.

(please check with organizer's website before making any plans)