A natural gas pipeline in northeastern China from Daqing Oilfield to Harbin in Heilongjiang Province went on stream on November 27 , which is planned by PetroChina, a holding company of CNPC. The gas pipeline starts at Shuanghexiang in the town of Dechang, Zhaodong County, and ends at Dongguan, a town in Shuanghe city, about 10 km from Harbin's Pingfang District. The pipeline, which is about 78 km long, is expected to transport 5 billion cubic meters of gas annually.