Symphony is a new-generation supply chain management company. Through the combination of recyclable and degradable materials, it provides more sustainable supply chain solutions for corporate products, and reduces the environmental traces produced by corporate operations from the source. , And provide it with sustainable improvement certification. Through a warmer connection, various stakeholders will be encouraged to bring a more sustainable and beautiful life to collaborate and create, just like the name "Dong Shu", We believe that people can feel it in co-creation Sexual warmth.