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When it comes to portable electronic devices, rechargeable lithium batteries have been the choice. Because they have now become an important part of electric vehicles, safety and reliability is now very key. The batteries have to perform optimally in both in hot and cold temperatures. At the same time,...
My name is Ronal Olek. I used to be a construction worker. I am exposed to the wind and sun every day, relying on a meager income to support my family. I used to think that making money is the hardest thing in the world. I have no higher education...