Issued by the People's Bank of China and minted by Shenyang Mint in 1994.
This is part of Inventions and Discoveries of China program - Series III. Each series came with gold, silver and/or platinum 5-coin set.
Common Obverse design: the Great Wall of China.
Reverse design: Five-coin set of the chain pump used to draw water, the first record of a comet, the first silk fabric, the first ship mast and the first usage tuned bells.
Rare opportunity to acquire this coin, which is usually available only as part of an expensive 5-coin set.