BEIJING - The high and new-tech firms in Beijing's Zhongguancun Science Park reported increased revenue in the first 11 months of 2017, official data showed.

The technology park made 4.2 trillion yuan (about $650 billion) during the period, up 14.2 percent year on year, according to the Beijing Municipal Bureau of Statistics.

Advanced manufacturing, electronics and information, environmental protection, energy-saving, bioengineering and medicine, all saw fast growth.

Zhongguancun Science Park has more than 590,000 research and development personnel. R&D investment grew nearly 18 percent year-on-year to reach 144 billion yuan during the period.