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To Charge your mobile any time, anywhere freely!

Ganna power bank charge your mobile phone anytime, anywhere, so that you can enjoy the joy and convenience that mobile phones bring you.

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Even notebook, Ganna power could charge as well

No worry about your laptop power running out, no matter where you are, enjoy your easy life.

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About Us

Dongguan Ganna Electronic Technology Co., Ltd.

Dongguan Ganna Electronic Technology Co., Ltd. was established on March 20th, 2017 located in Changping Town, Dongguan City. The company integrates product design. A professional PowerBank manufacturer integrating R&D and production. Ganna is a factory positioned as a service brand, focusing on OEM and ODM for many well-known brands at home and abroad. Our company currently has more than 500 employees, including a management team of 30 staffs, an R&D team of 30 staffs, and a quality team of 50 staffs. Annual sales reach 300 million yuan.

  • 2017year

    Establishment time

  • 500people

    Company employees

  • 100individual

    Obtaining patents

  • 1000individual

    Cooperative clients

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What's the advantages of each 21700 and lithium polymer battery?

What's the advantages of each 21700 and lithium polymer battery?

1, The advantages of lithium polymer batteryis: much more safer and cost-effective. 2, The advantages of 21700 lithium battery: with the same capacity, 21700 battery is smaller volume caused by higher density; due to pure ternary materials, the 21700 battery has more cycles and long service life.

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