H.C. Trading is based in Thailand and lists abrasives and precious and semi-precious stones on Global Trade Plaza. The abrasives offering includes synthetic sapphire (corundum) produced in various colors with the option for custom color production. The gems and jewellery range covers cubic zirconia, lab-created corundum, lab-created spinel, lab-created emerald, glass stones, crystals, synthetic opal and other semi-precious stones. Buyers can send an enquiry through Global Trade Plaza.