5 sentences

1. 这家商场正在促销各款女装。

   zhè jiā shāng​chǎng zhèng​zài cù​xiāo gè kuǎn nǚ​zhuāng.

   This shopping mall is running a promotion on various styles of women's clothing.

   Source: Dong Chinese Dictionary

2. 这家商店正在进行年终促销。

   zhè jiā shāng​diàn zhèng​zài jìn​xíng nián​zhōng cù​xiāo.

   This store is having a year-end sale.

   Source: Dong Chinese Dictionary

3. 这家超市正在搞减价促销活动。

   zhè jiā chāo​shì zhèng​zài gǎo jiǎn​jià cù​xiāo huó​dòng.

   This supermarket is having a price-reduction sale.

   Source: Dong Chinese Dictionary

4. 这家商场通过促销活动吸引了大量客流。

   zhè jiā shāng​chǎng tōng​guò cù​xiāo huó​dòng xī​yǐn le dà​liàng kè​liú.

   This shopping mall attracted a large flow of customers through promotional activities.

   Source: Dong Chinese Dictionary

5. 这种促销活动只是商家的噱头，并没有实质优惠。

   zhè zhǒng cù​xiāo huó​dòng zhǐ​shì shāng​jiā de xué​tóu, bìng méi​yǒu shí​zhì yōu​huì.

   This kind of promotion is just a marketing gimmick and offers no real discount.

   Source: Dong Chinese Dictionary