Contemporary Amperex Technology (hong Kong) Limited

Wei Zheng

Kai Wu

Yuwen Wang

Baozhen Wu

Xingyan You

Wenlong Bai

A negative electrode plate and an electrode assembly, a battery cell, a battery, and an electric apparatus containing the same are provided. The negative electrode plate () includes: a negative electrode current collector, having a first surface (a) and a second surface (b) opposite each other in a thickness direction of the negative electrode current collector; a first negative electrode film layer located on the first surface side, the first negative electrode film layer including first silicon-based negative electrode active material particles; and a second negative electrode film layer located on the second surface side, the second negative electrode film layer including second silicon-based negative electrode active material particles; where a capacity Cper unit area of the first negative electrode film layer and a capacity Cper unit area of the second negative electrode film layer satisfy: 0.005 mAh/mm≤C<C≤0.2 mAh/mm.

Growing community of inventors

Ningde, China

Wei Zheng