H9 is the most powerful hard disk mining pool in the world.It is also the first hard disk mining platform in China.H9 was built by the first batch of senior Bitcoin miners in China who committed to prviding PoC hard drive miners with high-performanceï¼transparentï¼safeï¼stable and high-yield platform. H9 mining pool focuses on PoC hard drive mining.cPoCï¼conditional proved of capacityï¼will be the next great revolutionï¼while H9 will become the leader in PoC ecology!