- Secret Crystals
- Address:Bugis Cube 470 North Bridge Road
- Sri Maruthi Mineral
- Address:24, Maria Avenue
- Li Qiming
- Address:82 Toh Guan East
- New Continent Ocean (Quartz Technology) Pte. Ltd
- Address:100 Jalan Sultan #03-36 Sultan Plaza
- MINERALS & MINES
- Address:B-17 Excelsior, 5 Coleman Street
- Bead Hub - About the Founder
- Address:91 Bencoolen St.#01-17, Sunshine Plaza, Singapore
- richztec
- Address:
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