LOTTE CHEMICAL. introduced Slurry process that uses Ziegler-Natta type catalyst from Mitsui Petrochemical Industries, Japan, and has been producing 630,000 ton of HDPE product annually based on continuous polymerization. With consistent development of new processes and self-developed high-activity catalyst, LOTTE CHEMICAL. is producing various products tailored to new purposes. In 2004, the company took over Hyundai Petrochemical and launched into a whole new level as Lotte Daesan Petrochemical. In addition, the company acquired the LDPE, EVA, and LLDPE processes. The integration of these PE products gave power to the company to provide a wider variety of products to customers.