The "Top 500 Private Enterprises in China" is produced by the All-China Federation of Industry and Commerce on the basis of research on the scale of private enterprises, in descending order of the total business revenue of the previous year. This year, a total of 5785 enterprises with annual revenue of 500 million yuan or more participated.

Private enterprises are the main force to drive economic growth, protect people's livelihood and participate in the construction of key national strategies. Nowadays, China's economy has entered the stage of high-quality development, which has put forward higher requirements for the development of private economy. For private enterprises, the only way to be invincible in the turbulent tide of the times and the fierce market competition is through transformation and upgrading, seeking new and innovative, continuous reform and innovation.

As a member of Chinese private enterprises, Chilwee Group always upholds the mission of "advocating green energy and perfecting human life" and vigorously develops new energy technologies with scientific and technological innovation as the core. Sodium salt batteries, zinc-nickel batteries, lead-graphene batteries and other black technology products have emerged continuously, and have been at the forefront of the industry in the core technology of power and energy storage.