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The value of service is understood as the results clients receive ñược in relationship to the total price (including the price and the other cost that customers pay to have the ñược ñể). The value of the service has a clear connection with the customer's satisfaction, this decision ñến ñịnh mobiphone operation the loyalty of customers. Finally, the loyalty of customers to increase the development of the turnover and profitability of the company.
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