That will be as early as the Zhou Dynasty (1046-256 BC).
Iron tipped poles in ancient China were used as spears. These poles were known as qiang and were used for hunting first and then used during battles and war.
The first bombs were used in China in 1221. They were made of cast iron and packed with gunpowder.
Ancient China had invented the first iron tipped spears.
china
They used iron plows
It was first used in 1952
China,Japan,Europe this is at particular time by the way
Well, the Hittites were excellent chaiotsmen and also were the first to smelt iron. i also believe that they were the first to sign a treaty with China.
china
Iron ore can be found almost anywhere deep underground. The top countries mining iron ore are China followed by Australia, Brazil, India and Russia. If you google "china iron ore map" in images you'll find the most active iron ore mines in the world.
China
china