1. Production technology: Crystal color is a very thin thread. The alloy technology used is the same as that of silver artists. The gap between pure silver conductors is filled with gold, forming a special gold-silver alloy.

2. Product design: Cai Jing is elegant and full of temperament in modeling design. Fine workmanship, small size, like jewelry, people can't put it down. For the increasingly prosperous young market, Cai Jing obviously has more room to play.