It was made between 3900-3000 BC. Later, a bell - shaped utensil made out of fine gray pottery clay was unearthed from the remains of the Longshan culture (2800 - 2000 BC) at Doumen Town ...

The relics were excavated at the ruins of Longshan Culture, which existed in the New Stone Age. The relics include small needles, or spicules, each of which is 13- centimeter- long and shaped like ...

Researchers have connected the well-preserved settlement to the Longshan culture, a civilization that once inhabited the area of the modern-day Henan province and other surrounding regions.