The main business scope is: the first phase is the production, research and development, sales and service of paper brighteners, plastic brighteners, textile printing and dyeing auxiliaries, and amino resin series products. The second phase of the project is to use naphtha and fuel oil as raw materials to produce 500,000 tons of naphtha deep processing. The main products: xylene, mixed aromatics, liquefied gas, petroleum ether, etc.