1. Spring River Plumbing Duck Prophet! Express Company —— Supply Chain Barometer! There is no circulation in the supply chain and the economy is weak! 2. The circulation of waste paper boards reflects the economic quality! Products are circulated in cartons, which reflect economic circulation! 3. &”;Plugs&”; supply chain, all household appliances and electronic products need different sizes and types of plugs for connection! Fast supply chain, best-selling electronic products, good economy, strong purchasing power of consumer goods and good economy!