Chinese import and export of service increased rapidly in the first half of 2015, with total volume of 318.8 billion US dollars, up 13.3 percent year-on-year, said Shen Danyang, spokesman of the Chinese Ministry of Commerce at a regular press conference on Wednesday.

The import and export of services rose 10.6 percent in the first quarter and 15.7 percent in the second quarter. Services trade accounts for 14.5 percent in foreign trade, up 0.6 percentage point.

China has directly invested in 48 countries involved in the "One Belt One Road" initiative with total investment volume reaching over 8.59 billion US dollars, a year-on-year increase of 29.5 percent in the first half year.

The investment capital mainly flew to Singapore, Indonesia, Laos, Russia, Kazakhstan and Thailand.