Environment and sustainable development have become the subject that human society must face and solve. Over the years, Sunny Seiko has always regarded harmonious development as one of the important concepts of enterprise operation, actively explored the production mode of energy conservation and emission reduction, promoted lean production and product value improvement, devoted itself to social public welfare undertakings, and participated in disaster relief, poverty alleviation, teaching assistance and other charity activities, so as to make every effort to corporate social responsibility for building a harmonious society.