Management function: comprehensive facility and equipment maintenance department is responsible for the company quality system document and annual work plan to supervise and assist in the smooth implementation, designed to push Company culture training teaches its employees improve their self-cultivation makes it contributes to the company's staff, the introduction of new technology, new methods constantly improve the production efficiency. To reduce the maintenance cost Responsible for all the establishment of the new plant, hydropower and energy supplies, relevant government laws and regulations related to declare/approval, improve the energy saving.