Photo taken on Oct. 10, 2018 shows automatic glass producing lines at a glass enterprise in Shahe, north China's Hebei Proince. China's gross domestic product (GDP) expanded 6.7 percent year on year in the first three quarters of 2018 to about 65.09 trillion yuan (about 9.38 trillion U.S. dollars), data from the National Bureau of Statistics (NBS) showed Friday. (Xinhua/Zhu Xudong)