Shenzhen Romanta Technology Co.,Ltd established in 2015, which is a professional technology company focused on design, R&D, production , and sales. After several years of rapid development, Romanta has specialized in blockchain miners, including Antminer ,Whatsminer,Avalon miner, Innosilicon miner, Aisen Miner, Cheetah miner and accessories for miner device. We always focus on providing customers with high quality products, competitive prices and comprehensive services. Please feel free to contact us for details if you are interested in any of our products. Romanta still keep on moving forward, and bring more better and reliable products to our customers. For bulk orders, please contact with us Lily@romantatech.com.READ MORE