Asus build GPU's, graphics cars, that are used in crypto currency mining especially for ASIC resistant crypto currencies such as Ethereum and Litecoin.
Founded in 2016, ViaBTC is a cryptocurrency technology company that provides multiple services in the blockchain space, including a cryptocurrency exchange, a mining pool and cloud mining contracts.
Dwarfpool is one of the largest Ethereum mining pools with its servers working around the world. The pool doesn't require registration as it's 100% anonymous. The statistics can be monitored right on the website. Miners are supposed to get paid every hour automatically. The minimum payout can be set by user's demand.
HydroMiner is a cryptocurrency mining company using green energy drawn from hydro power stations in the Alpine region of Europe. Hydro-power is generally thought to be one of the most effective and lowest-cost renewable energy resources. It is environmentally friendly, carbon-neutral and natural.