2 sentences for 商 (Shāng — Shang dynasty)

1. 殷商时期的青铜文化非常发达。

   Yīn Shāng shí​qī de qīng​tóng wén​huà fēi​cháng fā​dá.

   Bronze culture was highly developed during the Yin-Shang period.

   Source: Dong Chinese Dictionary

2. 商是中国青铜文明发展的鼎盛时期。

   Shāng shì Zhōng​guó qīng​tóng wén​míng fā​zhǎn de dǐng​shèng shí​qī.

   The Shang Dynasty was the peak of China's bronze civilization.

   Source: Dong Chinese Dictionary