Shenyang Lanjian Technology Co., Ltd

SYLJ® Certified Energy System Solutions Tier-1 Cell Supplier Partner

TÜ V Rheinland Verified & SGS Made-in-China Gold Member Since 2018

Core Competitive Edges

Direct Access to Tier-1 Cell Supply Chain

SYLJ® Partners with top Tier-1 cell manufacturers like REPT, BARTTO, EVE, GOTION, SVOLT, VEKEN, GANFENG etc. Ensuring a stable supply of Grade A prismatic cells with ± 0.5% capacity tolerance and ≤ 5mV voltage deviation. This minimizes disruptions and guarantees high-quality energy storage solutions for industrial and commercial applications.

Automotive-grade Manufacturing

Achieving a low defect rate of 0.12% vs. The 1.5% industry average. With 218 QC checkpoints, we ensure product reliability from raw material sourcing to final assembly.

Proprietary Hybrid BMS Technology

Extends cycle life, and ensures safety, supporting 10, 000+ cycles at 80% DoD (IEC certified). Key features include:

Real-time monitoring: Prevents overcharging, deep discharge, and overheating

Active & passive balancing: Improves efficiency and battery longevity.

Multi-protocol compatibility: Supports CAN, RS485, and Bluetooth 5.0 for seamless integration.

Global Market Leadership

Our solutions are used in 30+ countries with region-specific certifications:

EU: CE, RoHS, VDE

NA: UL1973, UN38.3

APAC: KC, PSE, BIS

Compliance with international standards makes our products ideal for residential, commercial, and industrial applications.

OEM/ODM Solutions for System Integrators

We offer customizable solutions with:

Custom voltage ranges for various applications.

Scalable capacity with modular designs.

Smart integration with multiple communication protocols.

These solutions cater to renewable energy, off-grid, and backup power applications, ensuring flexibility and reliability.

Solutions for Distributors

For distributors seeking fast-to-market solutions, we provide:

Logo customization for private labeling.

Plug-and-play kits for solar ESS, RV power, and telecom backup.

Our turnkey solutions help distributors establish their brands quickly and effectively.

Trust-Building Elements

Verified by Global Leaders

SYLJ® Is a trusted partner in 120+ large-scale projects worldwide, demonstrating our industry leadership.

Transparent Supply Chain

Our blockchain-enabled batch traceability ensures real-time tracking of cell origins, manufacturing, and quality control records.

Why Choose SYLJ®?

Low Defect Rate: 0.12% vs. 1.5% industry average.

High-Performance Cells: ± 0.5% tolerance, ≤ 5mV deviation.

Long Lifecycle: 10, 000+ cycles @80% DoD.

Flexible Customization: Voltage, capacity, and modular design.

Fast Branding: 72-hour logo engraving.

Plug-and-Play Solutions: Solar ESS, RV power, telecom backup.

Global Compliance: CE, UL1973, UN38.3, KC, BIS, etc.

Proven Track Record: Partner in 120+ large-scale projects.

Supply Chain Transparency: Blockchain-enabled tracking.

SYLJ® Continues to innovate, delivering high-quality, cost-effective, and scalable energy storage solutions worldwide.