Services

Our service purpose

Custom – fit solutions: Rapidly tailor batteries to your needs, be it specs or testing demands.

SEALOFF Deep Blue Wide - Temp Polymer Lithium Batteries

SEALOFF Deep Blue 801350 wide - temp polymer lithium batteries. Safe from -40℃ to 85℃, with wide - temp discharge and intelligent temperature resistance. CCC - certified, factory - direct. Stable supply for cross - border and wholesale.

SEALOFF Deep Blue 18650 Lithium Batteries

SEALOFF Deep Blue 18650 lithium batteries, 3000mAh capacity. A - grade fit, complete certification. 20 - year production expertise. Support proofing, stable supply, rapid customization & testing. Reliable power source!

SEALOFF Deep Blue 602030 Polymer Lithium Battery

300mAh 602030 polymer lithium battery. Class A cell, export - quality. Support proofing, stable supply. Rapid customization, testing - friendly. Factory - direct, good price, quality & service.

SEALOFF Deep Blue Tri - element Lithium Battery for EVs

SEALOFF Deep Blue 60V50A tri - element lithium battery. Automotive - grade cells, national standard design. For 3/4 - wheel EVs. Rentable, with remote control. Long - life, safe & insured.

All - Inclusive Energy Solutions

14500 拷贝
18650-7.4v 拷贝
聚合物锂电池103450 拷贝
聚合物锂电池401020 拷贝

Process Assurance

This section demonstrates the comprehensive guarantees in technology, quality, and production for lithium – battery manufacturing.

Technology

10 - member team led by a 20 - year - experienced chief engineer, offering comprehensive technical support.
10 - member team led by a 20 - year - experienced chief engineer, offering comprehensive technical support.
Details

Quality

4 - member team with perfect structure and testing equipment for strict quality control.
4 - member team with perfect structure and testing equipment for strict quality control.
Details

Production

140 employees with complete equipment for efficient lithium - battery production processes.
140 employees with complete equipment for efficient lithium - battery production processes
Details

Quality - Driven Sample and Certification Processes

“Sample proofing” involves detailed design and sample verification, ensuring product concepts are technically and commercially viable prior to mass – production. “Quality Certification” employs experimental testing to validate products, ensuring they meet stringent quality, safety, and compliance standards, thereby guaranteeing reliability and trustworthiness.​

Factory Display

Designed with heart and craftsmanship, Shenlan serves customers with heart

We provide you with professional design solutions

Shenlan, where every creation is born from heartfelt design and meticulous craftsmanship. Each piece reflects the brand’s dedication to blending artistry with soul, as skilled artisans pour passion into every detail, using premium materials to craft items that tell stories. Beyond design, Lingli serves with genuine care, striving to understand customers’ deepest needs and deliver experiences that feel personal and warm. Whether through thoughtful products or attentive service, Lingli aims to build connections rooted in trust, proving that when heart meets craftsmanship, every interaction becomes a meaningful journey of care and quality.

Why choose us?

Processing capacity

Our strong production capabilities enable us to meet all of your project requirements from prototype to production.

On time delivery

We value and understand the importance of on-time delivery, so we will make a suitable production plan for your project.

Excellent experience

Our experts will assist you and respond to your inquiries promptly, bringing you an exceptional customer experience.

What services can we provide

Short Delivery Time: With a physical factory, we have strong production capacity and sufficient inventory.

Adequate Capacity: We reject false labeling and ensure rated capacity.

Authoritative Certification: Passed various authoritative certifications, meeting international standards.

Customizability: Dimensions, capacity, protection board, and other requirements can be customized according to customer needs.

Quality Assurance: We build a comprehensive quality system from parts to finished products to ensure product quality.

Perfect Service System: We respond quickly to customer questions and provide solutions.

All - Our latest products

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