Visitors take pictures of the copper ink stone at the ink stone museum of Tengzhou, East China's Shandong Province. The copper ink stone is 4.6 meters long and 2.6 meters high and weighs 2.5 tons. It is said to be the largest copper ink stone in the world. The ink stone was made in order to commemorate the famous ancient Chinese philosopher Mo-tse. [Asianewsphoto]
Visitors view the copper ink stone at the ink stone museum of Tengzhou, East China's Shandong Province. [Asianewsphoto]
Visitors take pictures in front of the copper ink stone at the ink stone museum of Tengzhou, East China's Shandong Province. [Asianewsphoto]
