In the past, jade carving was much more labor-consuming. Artisans had to sit for a long time at a table-like iron rotary machine with cutter bars. Summer or winter, they treadled to drive the ...

An artist in China has created a lavish bra made from hundreds of pieces of jade stones. Guan Qingsong, a sculptor from Yunnan in south-west China, says the piece of underwear took him three years ...

which probably accounts for their continuous drive to improve the craftsmanship of jade carving. From the around 9,000-year-old Xiaonanshan site of Northeast China's Heilongjiang province ...