• 01

    Industrial Battery

    The Best Lithium Battery Solution and Product
    Trustworthy Battery Provider and Partner

  • 02

    E-bike Battery.

    A vital part of any E-bike
    The best selection of all shapes and types for you

  • 03

    ESS Battery

    Custom energy storage battery ISO9001:2015
    quality management system manufacturer

  • 04

    LiFePO4 Battery

    10+ year's manufacturer
    Maximum Relability & Maximum Safety

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New Products

  • Bike
    brands

  • Special
    offers

  • Satisfied
    clients

  • Partners throughout
    the USA

WHY CHOOSE SOSLLI

  • why choose lithium-ion battery

    Lithium-ion battery chemistry has become the industrial battery chemistry of choice for everything from electric vehicles to energy storage, from commercial to utility to military applications. The advantages of lithium-ion battery chemistries include.
    · Higher energy density delivering long run times between charges
    · Compact size and light weight
    · Faster recharge times
    · Wider operating and storage temperature ranges
    · Long cycle life
    · Maintenance free operation

  • SOSLLI Services

    · 7/24 service, Quick response to clients' inquiries within 12hrs
    · Exclusive and unique solution provided to our clients by our experienced and professional engineers/researchers.
    · Solve the problems promptly (24hrs) if anything wrong with our products' quality.
    · The leading lithium battery manufacturer acquired ISO9001: 2015, UL, CE, RoHS, UN38.3, MSDS etc. certifications.
    · All SOSLLI battery products cover the US$1,000,000 products liability insurance by CPIC.

  • SOSLLI Advantages: (Strictly Implement ISO9001 Quality System)

    1. Production System 1600 employees, High quality equipments imported from Japan and South Korea creates an automatic production line.
    2. Production Quality 4-Dimensional quality system, 110 QC staff, 100% inspection. The industry top 10 suppliers, battery acquired CE, RoHS, UL, KC, IEC62133, MSDS,UN38.3, etc.
    3. OEM/ODM (Flexibly Customizable) 10+ years experience, Provide customers with the tailored battery module to meet different application requirements.
    4. Continuous Innovation 66+ professional engineers, R&D center and testing center with rigorous team organization, advanced equipments and enormous investment.

  • Sincere communication, commit to the achievement of customers and employees.  

Team work and focus on supply the best Li-ion battery products and services.Sincere communication, commit to the achievement of customers and employees.  

Team work and focus on supply the best Li-ion battery products and services.

    Corporate spirit

    Sincere communication, commit to the achievement of customers and employees. Team work and focus on supply the best Li-ion battery products and services.

  • Honest and diligent, Innovative and efficient,Quality and service, Cooperation and multi-win.Honest and diligent, Innovative and efficient,Quality and service, Cooperation and multi-win.

    Corporate value

    Honest and diligent, Innovative and efficient,Quality and service, Cooperation and multi-win.

  • Become a leading technology, excellent quality, innovative and efficient, and first-class service international new energy enterprise!  Become a leading technology, excellent quality, innovative and efficient, and first-class service international new energy enterprise!

    Corporate mission

    Become a leading technology, excellent quality, innovative and efficient, and first-class service international new energy enterprise!

Our Blog

  • What is the correct charging method for lithium batteries?

    1. Charging The safe working voltage range of lithium battery is 2.8~4.2V, lower or higher than this voltage range, the lithium ions in the battery become very unstable, and even cause accidents. In order to ensure that the battery is in a safe range, a special charger is required. These chargers...

  • Correct maintenance method of lithium battery

    The general principles that need to be followed when using lithium batteries are shallow charge and shallow discharge, that is, charge the lithium battery in time, don’t wait for the battery to run out and recharge, which is harmful to the battery’s life. Lithium batteries In addition...

  • What’s wrong with the floating powder on the pole piece of polymer lithium battery?

    The rear motor of the polymer lithium electrode film is deposited with a dark color to enter the rechargeable battery and be injected. The black deposits will perform lithium battery electrolyte fitness exercises and fitness exercises in rechargeable batteries, and the fitness exercises will reac...

  • Is the machine lithium battery the same as the electric car lithium battery?

    Is mobile phone lithium battery the same as electric car lithium battery? The response is: the situation is different. Let us talk about the classification of lithium batteries. According to different charging and discharging times, lithium batteries can be divided into energy storage lithium bat...

  • How to solve the problem of recharging the lithium-ion battery of electric vehicles

    1. In most cases, the battery car itself is not an ultra-low temperature rechargeable battery. When used in an ultra-low temperature natural environment, due to the low internal temperature of the battery, the internal resistance of the battery will freeze, which will cause the mechanical and che...