In the early hours of the 7th (local time), explosions occurred at the Jubail Industrial District in northeastern Saudi Arabia, in which U.S. capital is involved. The Jubail Industrial District is one of the world's major petrochemical production bases, with an annual output of approximately 60 million tons of petrochemical products, accounting for 6% to 8% of global total production. The district locates numerous large-scale petrochemical enterprises and projects. Tasnee is also located in the Jubail Industrial District, with a butyl acrylate production capacity of 200,000 tons, accounting for 9% of overseas production capacity (excluding China).