Blacksmith Li Zhujun, best known for creating riffled-iron swords, demonstrates this traditional technique in his studio in Xingtang, North China's Hebei province, on July 7. [Photo/Xinhua] ...
An ancient technique, famously used 2,500 years ago to make a sword for a legendary Chinese king, has now been used for a tunnel boring machine known as the “king of construction machinery”. While ...
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