Bahrain stone is rich in variety, and Shoushan, Qingtian, Changhua and other stones have similarities in the Bahrain stone. Among them, Bahrain Fu Huangshi has the saying of "one inch Fuhuang three inch gold" in the stone world; the bloodstone in the stone of Bahrain has the reputation of "grass treasure", which is a wonderful stone in the stone, because the Bahrain stone looks good, the texture Excellent, soon became one of China's four major printing materials, and with the long history of Shoushan Stone, Qingtian Stone, Changhua Stone and known as China's four famous stones