HSI Services Limited June 29, 2007 press release, Anhui company is included in the Hang Seng Index Series index AH. The Hang Seng AH index series includes the Hang Seng AH premium index, the Hang Seng AH shares, the A+H index, the Hang Seng AH shares, the A index and the Hang Seng AH share H index.

The index seeks to track the difference between the A shares and H share prices of the same company, as well as the movements of share prices in each category. According to the Hang Seng AH index series method, the circulation coefficient of A shares of Wan Tong company is 30%, and the circulation coefficient of H shares is 100%. This is another honor Anhui company was selected SSE 180 index, CSI 300 index, CSI 100 index stocks obtained in the international securities market.