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Hello, China's tool control began in 1983, the Ministry of Public Security issued the "Interim Provisions on the control of some of the tools". In accordance with the provisions of the regulation of knives, refers to the dagger, triangular knife, spring knife (jump knife) and other similar single blade, double-edged, triangular knife. Control of the scope of the tool wear and production, purchase and sale of legal procedures.
Including the dagger, triangular knife, knife with self-locking device (racing skates and other similar pole), double-edged sword, triangular knives.
The so-called control tool, according to the March 12, 1983 "the Ministry of public security on the part of the tool to implement the control of Provisional Regulations" provisions of Article 2, including the dagger, triangular knife, knife with self-locking device (racing skates and other similar pole), double-edged sword, triangular knives.