Shenzhen First City to Implement Gas Upgrade
The sale of Grade IV automotive diesel fuel in China will be sold in all of the gas stations citywide after following prices standards of the Grade III fuel initially. This sale will make Shenzhen the first city in Guangdong to implement the gas upgrade. A Grade IV automotive diesel fuel has lower levels of aromatic hydrocarbons, alkenes, benzene and other harmful elements. The Grade IV fuel has capped its sulfur content at 50 ppm a amount six times lower than Grade III fuel.
The broader use of Grade IV diesel fuel is expected to reduce the nitrogen emission about 6,400 tons of around 5 percent annually of the city total volume. The PM 2.5 pollutants are also reduce by around 500 tons or 2 percent annually of the city total as well. Prices for the Grade IV diesel fuel will increase .14 yuan per liter starting next year. Based on the city environmental data the vehicle density in Shenzhen is one of the highest among the major Chinese cities as it reported more than 2.5 million vehicles was registered locally and 200,000 of these vehicles used in the city are registered somewhere else.
The market supervision authority vowed to strengthen its management and supervision of the sales of the Grade IV diesel fuel and will deal with all complaints regarding the sales of the fuel. Vehicles in Shenzhen started using the Frade IV gasoline fuel in October of 2010.