Chinese phrase
我要求更换〜 wǒ yāo qiú gēng huàn 〜
Meaning
I demand to exchange ___
When to use it
States a firm demand to exchange an item. It is direct and formal, and is common when a purchase needs to be replaced.
Example dialogue
这件衣服尺码不合，我要求更换成更大的号。 zhè jiàn yī fú chí mǎ bù hé wǒ yāo qiú gēng huàn chéng gèng dà de hào
This item of clothing does not fit, so I demand to exchange it for a larger size.
好的，我们会安排换货，请提供订单号和联系方式。 hǎo de wǒ men huì ān pái huàn huò qǐng tí gōng dìng dān hào hé lián xì fāng shì
Okay, we will arrange the exchange. Please provide the order number and contact information.