Fixture and Jig are collectively referred to as tooling, that is, process equipment: refers to the general term for various tools used in the manufacturing process.

Fixtures are a large class of tools for woodworking, ironwork, fitter, machinery, electric control, and other handicrafts. They are mainly used as a tool to assist in controlling position or movement (or both), focusing on working and guiding tools. Fixture includes assembly fixture, welding fixture, disassembly fixture, glue dispensing fixture, irradiation fixture, adjustment fixture and cutting fixture; and project test fixture include life test fixture, packaging test fixture, environmental test fixture, optical test fixture, shielding test fixture, sound insulation test fixture, etc; circuit board test fixture mainly includes ICT test fixture, FCT functional fixture, SMT furnace Fixture, BGA test fixture, etc.

Jig focuses on holding the tool in a fixed position, which refers to the device used to fix the processing object in the process of mechanical manufacturing so that it occupies the correct position for construction or inspection. According to the characteristics of use, jig tool can be divided into general jig, special jig, combined jig, assembled jig, general adjustable jig, group jig, etc.