COOC New Era Industrial Park: COOC started an industrial park of 100,000 square meters in 2019, which is a production base integrating office, production, and research and development.The assembly line upgrade with TPS standardized production mode and the 5S standardized management application mark the historical milestone of COOC transition from traditional production mode to lean production.Lean assembly line semi-automatic production model is the most advanced production and manufacturing guarantee capacity, in 2020, the COOC production base has expanded to 250,000 square meters, achieved a double increase in production capacity.