IVT Pool Review

Sapphire is a Graphics card producer that can be used in mining alternative crypto currencies such as Ethereum and Litecoin. SAPPHIRE Technology is a leading manufacturer and global supplier of innovative components and solutions for PC systems for both consumer and professional applications. From its origins in the design and manufacture of state-of-the-art graphics add-in boards, the extensive SAPPHIRE product range has grown to include a broad range of professional and embedded products. Founded in 2001, SAPPHIRE is a privately held global company headquartered in Hong Kong.

The ZPool.guru team launched their own pool to support the Zcash community. It is still a young pool but the team is constantly improving it.

Founded in 2014 and headquartered in Shenzhen, China, OXBTC has been operating safely and stably for 5 years, supporting Chinese, English and Korean languages. OXBTC serves over 600,000 users worldwide and issues total 29856.95BTC. It provides cloud mining service for 600, 000 users in more than 50 countries. There are 8 large mining farms in Kazakhstan, Venezuela, the United States, Sichuan, Guizhou, Inner Mongolia, and Xinjiang. The number of operating miners is up to tens of thousands of units, which can realize the power supply capacity of 100,000 KW, which can provide strong support for the hosting and operation of miners. OXBTC aims to provide transparent, stable, excellent and reliable cloud mining services to users. OXBTC is one of the businesses of Shenzhen Halley cloud Technology Co., Ltd, it covers mining machine manufacturer --PandaMiner (www.pandaminer)--- the biggest GPU mining company in China, mining pool--PandaMinerPool (https://eth.pandaminer.com/)--top 7 ETH mining pool in the world, hosting service in its own mining farm.