关键是重视建立在经常联系的基础上建立起来的长久关系，不断地说谢谢以及通过实时通讯发出的更新内容。
The key is to focus on building long-term relationships based on frequent contact, repeatedly saying thank you and sending updates through newsletters.
在成本上升、利润下降的情况下，不断地消化5%的损失并不是长久之计。
When faced with increased costs and shrinking profits, continuously absorbing a loss of 5% is unsustainable.
在成本上升、利润下降的情况下，不断地消化5%的损失并不是长久之计。
When faced with increased costs and shrinking profits, continuously absorbing a loss of 5% is unsustainable.
应用推荐