China National Petroleum Corp. (CNPC) Gas Station

• PetroChina is one of the largest producers and sellers of petroleum products in China with a total of 20714 gas stations. In 2015, sales of refined oil in China reached 116.25 million tons of which retail volume of 80.54 million tons accounted for 69.3%.

• Since 2013, Dahua has built more than 3,000 gas station video surveillance systems(2MP IP Camera+5 series NVR+DSS) all over China.