Joylegeend Petrochemical produces Yaolan EPS. The business types mainly involve customized products such as flame-retardant, light-weight material, and environmentally friendly. The products cover a wide range, enough to meet the needs of most customers. At the same time, another branch agency imported foreign brands to make up for market share in order to meet the needs of more customers. In the case that the product types fully cover the market demand, another technology company is set up to conduct continuous research and development and continuous improvement of products to meet the needs of continuous progress and development of the society.