Sterling silver jewellery.
Sapphire, gemstones.
Used construction equipment includes:, excavator: komatsu, hitatch, cat, sumitomo, kato, kobelco etc., loader: cat, komatsu, kawasak etc, roller: bmw, komatsu, dynapac etc, crane: crawler crane, truck crane, harbor crane, forklift: toyota, komatsu etc, construction machinery.