Unveil the diverse wonders of China in stunning 4K resolution. From the legendary Great Wall and ethereal mountains of Guilin to peaceful ancient villages, remote temples, and untouched countryside, ...

It was an important local gem trading center during the 1990s (Kane et al., 1991; Kammerling et al., 1994), though most of the dealers have since relocated to Hanoi. Luc Yen, on the other hand, is a ...