Never stop improving yourself.
永远不要停止自我成长。
Never stop improving yourself.
永远不要停止提升自己。
Never stop testing, and your advertising will never stop improving.
永不停止地测试，改进广告，永无止境。
"Never stop testing, and your products never stop improving." — David ogilvy.
不停地测试，产品就会不断地改进。
Continuous Improvement: We will never stop. We will keep improving, pursuing higher goals and bigger achievements.
持续改善：我们永不自满、精益求精，追求更高的目标与更高成就。
Continuous Improvement: We will never stop. We will keep improving, pursuing higher goals and bigger achievements.
持续改善：我们永不自满、精益求精，追求更高的目标与更高成就。
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