There exists appreciable amounts of Tortoise Shell in Bin groups (賓組) inscription. Furthermore, the Bin groups is also one of the groups which has the largest numbers of Tortoise Shell Inscription. This article records twenty sets of rejoins from Bin groups (賓組) Tortoise Shell which includes one set of Bin Yi Lei (賓一類), ten sets of Dian Bin Lei (典賓類), eight sets of Bin San Lei (賓三類) and one unclassified set. All the sets is newly rejoined except the 11th set is rejoined base on the existed old join done by former profession. The significance of the rejoin is self-evident for the outcome of the Tortoise Shell Inscription and the inscription itself becomes more comprehensive and fullness.