Amid the rapid growth of green mobility and new energy solutions, Hailei New Energy has become a trusted supplier in the battery swapping sector—backed by years of technical expertise and real-world market validation. We deliver not only high-performance swappable batteries, but also continuously innovate to provide customers with safer, more efficient energy solutions.

01 Customized Cells · Enhanced Performance and Safety

· High energy density: Hailei New Energy’s battery-swapping cells feature a capacity of approximately 40,000 mAh, with an energy density of up to ~412.9 Wh/L, enabling longer range and stable output.

· Innovative process technology: Advanced manufacturing processes help reduce AC internal resistance, while aluminum-plastic composite film packaging provides five-layer protection for improved heat resistance and impact tolerance.

· Multiple safety protections: Built-in safeguards—including fire resistance, explosion protection, and anti-vibration design—help ensure safe and reliable operation across complex environments.

02 In-House BMS · Precise Monitoring Across the Battery Life Cycle

Hailei New Energy’s self-developed BMS (Battery Management System) enables full lifecycle battery management:

· Accurate monitoring: Real-time tracking of voltage, current, and temperature, with protections against overcharge, over-discharge, and over-temperature.

· Active balancing: Active balancing maintains cell consistency and helps extend battery lifespan.

· Health management: Accurate SOC/SOH estimation with dynamic strategy adjustments to sustain long-term efficiency.

· Remote O&M and communication: Cloud-enabled monitoring, fault self-diagnostics, and improved service efficiency.

03 Self-Developed Swapping Management System · Intelligent Cloud-Based Operations

Hailei New Energy’s swappable batteries are supported by an intelligent cloud platform, providing comprehensive monitoring and O&M capabilities:

· 24/7 cloud monitoring: Real-time visibility into battery status for peace of mind.

· Data analytics and intelligent decisions: Big-data-driven diagnostics to continuously optimize battery performance.

· OTA remote upgrades: Software can be updated anytime to keep the system operating at its best.

04 Technology-Led, Customer-First

Hailei New Energy’s battery swapping solutions have been widely adopted in scenarios such as urban shared mobility, food delivery fleets, and electric bicycles. With proven safety and durability, our products have become a reliable choice for customers across industries. Moving forward, we will continue to drive innovation and deliver energy solutions that are more efficient, safer, and built for real-world demands.