According to "Made in China 2025", the development plan for power batteries is clear: In 2020, the battery energy density reaches 300 Wh/kg; In 2025, the battery energy density reached 400 Wh/kg; In 2030, the battery energy density reached 500 Wh / kg At present, what level of energy density of battery power lithium batteries has reached in China? An Overview of Energy Density of Lithium Battery in Enterprises in China BYD: At present, the single energy density of the BYD lithium iron phosphate battery is 150 Wh, and BYD plans to continue to increase the energy density to 160 Wh.