CHEEYUEN

Service&Support

Our solutions and services

SUPERIOR PERFORMANCE, MASTER THE FUTURE

With excellent performance and stability, our products 
dominate the high-end market.

After-sales service

We have a complete after-sales service system to provide timely and effective technical support and maintenance services.

SEIKO QUALITY, DURABLE AND WORRY-FREE

Each product is meticulously detailed, with durability far beyond its peers, ensuring continuous and efficient operation with any challenge

Preguntas frecuentes

Performance Limitations

Limited energy density (restricting capacity) Slow charging speeds (especially for lithium-ion batteries) Capacity degradation over charge cycles

Safety Concerns

Thermal runaway (leading to fires/explosions) Short circuits due to manufacturing defects Leakage of electrolytes