4th hour Skochenski/Lundgren

Main

Silk

3630 BC

Tea Production

2737 BC

Alcohol

2000 BC

Porcelain

1600 BC

Shang Dynasty

1600 BC - 1046 BC

Iron and Steel Smelting

1050 BC

Zhou Dynasty

1045 BC - 256 BC

Movable Type Printing

960 BC

Mechanical Clock

960 BC

Compas

960 BC

Gun Powder

960 BC

Quin Dynasty

221 BC - 206 BC

Warring States

221 BC - 1911 AD

Han Dynasty

206 BC - 220 AD

Paper Making

202 BC