the forging skill of Longquan swords is a part of China's intangible cultural heritage. Longquan is a city in Zhejiang province, China, known for its rich history of sword making. The swords produced in Longquan have been prized for their high quality and craftsmanship for over 2,000 years.
The forging skill of Longquan swords involves a range of techniques, including hammering, heating, and quenching the steel to create the desired properties in the blade. This process requires a high level of skill and expertise, as it involves manipulating the temperature, composition, and structure of the steel to produce a strong, sharp, and durable blade.
The forging skill of Longquan swords has been passed down through generations of sword makers in the region, and it is considered an important part of the region's cultural heritage. It has been recognized by the Chinese government as a National Intangible Cultural Heritage, and efforts are being made to preserve and promote this traditional craft.