GD Supplies is a crypto mining hardware supplier company in Canada that offers high-quality Kadena mining hardware and accessories. Kadena mining is a good way to start mining to make profits. We are offering powerful Kadena mining machines such as Bitmain Antminer KA3(166Th), Goldshell KD-BOX Pro, Goldshell KD-BOX 2, Goldshell KD-BOX and Goldshell KD2 miner.