在这两年中，绝大多数投诉都与航班延误、航班取消、行李处理不当和客户服务有关。

In both years the vast majority of complaints concerned flight delays, cancellations, mishandled baggage, and customer service.

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在过去几年中，高新科技、员工激励以及全系统客户服务活动也大大提升了该公司在行李处理等领域的名望。

In the past few years, new technology, employee incentives, and a system-wide customer service campaign have also improved the airline's reputation in areas like baggage handling.

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