I am Grace Baker, marketing manager and consultant at GD Supplies. GD Supplies is the leading Bitcoin mining hardware manufacturer and supplier in Canada and the USA. We bring the highly trusted and most Profitable latest generation bitcoin mining equipment and accessories to start mining and earn passive income. GD Supplies offers the best mining rigs, such as Bitmain Antminer S19k Pro Miner, New Goldshell KD MAX KDA Miner, MicroBT Whatsminer M30S, and many more crypto mining machines at an affordable cost.