3 sentences

1. 公司的营销策略非常成功。

   gōng​sī de yíng​xiāo cè​lüè fēi​cháng chéng​gōng.

   The company's marketing strategy has been very successful.

   Source: Dong Chinese Dictionary

2. 了解消费者的心理对市场营销至关重要。

   liǎo​jiě xiāo​fèi​zhě de xīn​lǐ duì shì​chǎng yíng​xiāo zhì​guān​zhòng​yào.

   Understanding consumer psychology is crucial for marketing.

   Source: Dong Chinese Dictionary

3. 公司管理层正在讨论下一季度的营销策略。

   gōng​sī guǎn​lǐ​céng zhèng​zài tǎo​lùn xià yī jì​dù de yíng​xiāo cè​lüè.

   The company's management is discussing the marketing strategy for the next quarter.

   Source: Dong Chinese Dictionary