The 12th China International Hi-Tech Expo (CHITEC) was opened in Beijing last week.

More than 30 provinces and municipalities organized delegations to participate in the expo, and nearly 50 internationally renowned guests and 100 of the world's top business leaders attended the expo. With the theme of "science & technology innovation leading development", the expo demonstrated scientific and technological achievements, especially the independent innovation achievements in the 60 years after China was founded.