Wasion Group Co., Ltd. is a provider of energy metering equipment, systems and services in China. It was listed on the Hong Kong Main Board in December 2005. It is China's first professional energy metering and energy efficiency management group listed overseas. It is the first company in Hunan Province to be listed on the overseas main board, and it is also the first enterprise in the industry to win the title of China's Well-known Trademark and China's Famous Brand. In 2009, the group achieved sales of more than 1.5 billion yuan and paid taxes of more than 100 million yuan. Its products have been exported to more than 10 countries.