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  • Sample ContentIn the field of after-sales service and consumer protection, many consumers (including some staff of consumer protection organizations) do not have a clear understanding of the concept of warranty and repair. When consumers buy goods, businesses make a promise of three years, five years or even lif...

  • Sample ContentIn the field of after-sales service and consumer protection, many consumers (including some staff of consumer protection organizations) do not have a clear understanding of the concept of warranty and repair. When consumers buy goods, businesses make a promise of three years, five years or even lif...