We have responded positively to the call of "green, environmental protection and low carbon" of the state. We not only strictly abide by the national laws in the treatment of sewage, waste gas and solid waste discharge, and achieve the discharge of all standards or in accordance with the prescribed procedures, but also vigorously promote the use of green materials, green processes, green equipment and Science in the production process. We should learn management methods to save resources, reduce emissions and waste, and strive to build green printing factories.