Chen Xueming poses with his metal embossed artwork - copies of 43 US presidents - at his workshop in Shenyang, Northeast China's Liaoning province, April 8, 2011. The 53-year-old Shenyang native inherited the skill of toreutics from his family, and has endeavored to make it on to the city's intangible cultural heritage list. With his works bound for the US for exhibition, Chen also plans to apply for the UNESCO's World Cultural Heritage. [Photo/CFP]