hour4hirpa

Main

Sericulture

3630 BC

Dagger-axe

3000 BC

Shang

1600 BC - 1046 BC

Zhou

1045 bc - 256 bc

Warrnig States

475 BC - 221 BC

Qin

221 BC - 206 BC

Han

206 BC - 220 AD

Paper

110 BC

Blast furnace

141 AD

Banknote

618

Printing

713 AD

Coke as fuel

960 AD

Compas

1044

Gunpowder

1044

Fork

2400