要关注市场因素，更要保障产品质量。
To pay attention to market factors, but also to ensure product quality.
设备齐全，质检严格，保障产品质量。
第一阶段关注数量，提供足够数量以满足需求；第二阶段关注保障产品质量；只有到了第三阶段，人们才开始追求品位。
The first is focused on quantity, providing enough to meet demand, the second on securing product quality, and only during the third will people start developing tastes.
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