3 sentences

1. 这件大衣的标价是五百元。

   zhè jiàn dà​yī de biāo​jià shì wǔ​bǎi yuán.

   The marked price of this coat is 500 yuan.

   Source: Dong Chinese Dictionary

2. 这件商品的标价是五十万盾。

   zhè jiàn shāng​pǐn de biāo​jià shì wǔ​shí​wàn dùn.

   The price tag for this item is five hundred thousand dong.

   Source: Dong Chinese Dictionary

3. 商店通常在出售商品前先标价。

   shāng​diàn tōng​cháng zài chū​shòu shāng​pǐn qián xiān biāo​jià.

   Stores usually mark the price before selling goods.

   Source: Dong Chinese Dictionary