◆ Gemstones: bare stones: diamonds, rubies, emeralds, sapphires, opals, aquamarine, spring stones, tourmalines, paleba feldspar, turquoise, agate, emeralds, cat's eyes, etc.
◆ Pearl: Akoya Pearl, Nanyang Pearl, Black Butterfly Pearl, White Butterfly Pearl, Freshwater Pearl, Coriolis Pearl, Mabei Pearl, Conch Pearl, etc. ;
Other gems: amber, coral, jadeite, tortoise shell, ivory, precious stones, jade, crystals, artificial stones, etc.
◆ OEM update and other services: original jewelry planning, manufacturing service (OEM), product development and design scheme, supporting services from design to mass production (OEM), update and recycling, appraisal, education consultation, etc.