Answer:
Tangible artifacts can provide us with more information about the culture of the oldest dynasty in China - The Shang dynasty. Such artifacts can tell us about the process of how people who lived during the Shang dynasty created items, how they interacted between themselves and what they deemed valuable.
With carbon dating, we can also learn how old are such tangible artifacts, which can help us to cross reference it with other findings to either confirm or overthrow them.