The Group, with strong strength, scientific management and obvious advantages in the industry, was successfully listed on the Main Board of Hong Kong (00819.HK) on June 11, 2007 as the first stock of power battery in China. At present, the group has developed into a large-scale internationalized group of companies with 16 domestic wholly-owned subsidiaries, 3 overseas companies, sales revenue of 10.6 billion in 2010, and more than 11,000 employees. The Group has seven production bases in Zhejiang, Jiangsu and Anhui provinces, and has formed a strong industrial layout with the base in Changxing, Zhejiang Province as the core, and the bases in Wuhu, Anhui Province and Shuyang, Jiangsu Province as the auxiliary wings. The production and sales volume of the company's leading product, power battery for electric vehicles, has ranked first in the industry for more than ten consecutive years.
The Group is a national key support for high-tech enterprises, the National Torch Plan key high-tech enterprises, the National Light Industry Advanced Collective, Zhejiang Province, industrial industry leading backbone enterprises, the National Storage Battery Standardization Committee vice chairman of the unit. The group's scale of operation ranks among the top 500 manufacturing enterprises in China, the top 500 private enterprises in China, the top 10 in China's battery industry, the top 100 enterprises in Zhejiang Province, and the top 100 private enterprises in Zhejiang Province. It has a national post-doctoral workstation, a provincial enterprise technology center and a provincial high-tech research and development center. In recent years, it has developed 7 national key new products, 106 innovative national patents, more than 100 new products and high-tech products at provincial level, and also undertook 6 National Torch Program and 2 National Spark Program projects.
Tianneng brand batteries have been recognized as national key new products, Zhejiang Province, Zhejiang Province brand-name products, high-tech products; "Tianneng" trademark has been awarded the well-known trademarks, Zhejiang Province, famous trademarks; Tianneng brand won the 2008 China Power Battery Best Brand, China's Most Valuable Brand. Tennant brand won the 2008 China Power Battery Best Brand, China's Top 500 Most Valuable Brands, Top 500 Asian Brands, Tennant Battery won the 2009 most trustworthy brand of electric vehicle batteries, Tennant Group was awarded the Outstanding Contribution Award for the development of China's electric vehicle industry.