Around 5000 BC, China saw the emergence of primitive farming tools - the Leisi (a type of plow).

Around 3000 BC, the Mesopotamians and Egyptians began using bronze tools.

Around 2800 BC, tin-bronze cast copper knives were found at the Majiayao cultural site in Dongxiang, Gansu, China.

Around 2500 BC, Iraq and Egypt used the lost-wax casting method to create metal ornaments.

Around 2400 BC, cubit rulers appeared in Egypt.

Around 2000 BC, cold-forged red copper knives and chisels were found at the Qijia cultural site in Huangniangniangtai, Wuwei, Gansu, China.

Woodworking lathes appeared in Egypt and other places.

China began manufacturing vehicles with round wooden planks as their running parts.

Around 1600 BC, China used natural abrasives to polish bronze and jade artifacts.

Around 1400 BC, heat-forged iron-bladed bronze yue (a type of halberd) were found in Gaocheng, Hebei and Pinggu County, Beijing, China.

Around 1400 BC, the massive late Shang bronze vessel, the Si Mu Wu ding, was found at the Yin Ruins in Anyang, Henan, China.

Gold foil that had undergone recrystallization annealing was found at the Yin Ruins in Anyang, Henan, China.

Ivory rulers appeared in China.

Around 1400 BC, the Hittite kingdom in Asia Minor began using iron tools.

Around 1300 BC, China began using bronze plows.

China used grinding methods to process bronze mirrors.

Around 1000 BC, plows with iron plowshares appeared in China.

Around 1000 BC, China invented bellows for metallurgical casting.

Around 770 BC, China began using the lost-wax casting method.

Malleable cast iron and cast steel appeared in China.

Clepsydras (water clocks) were widely used in China for timekeeping.

Around 770 BC, a wooden windlass shaft was found at the Tonglushan Spring and Autumn and Warring States period ancient copper mine site in Hubei, China.

Shipbuilding workshops appeared in China.

Around 700 BC, China invented the pulley.

In 513 BC, the Zuozhuan (Zuo Commentary), a Chinese historical text, recorded one of the world's earliest cast iron objects - the Xing ding (punishment cauldron) cast by the Jin state.

Around 500 BC, the tomb of Zeng Hou Yi in Sui County, Hubei, China, contained complex and exquisite bronze artifacts from the Spring and Autumn and Warring States periods - the Zeng Hou Yi zun pan (a type of wine vessel) and the Zeng Hou Yi bianzhong (a set of bronze bells). The bianzhong consisted of 65 bells in 8 sets, cast using the whole-mold casting method.