KST’s predecessor was established in Changhua in 1973. The company was formally incorporated in 1978 and listed on the Taiwan Stock Exchange in 2002 under stock code 3003.
The business began with crimp terminals and wiring accessories. Its product portfolio later expanded into automotive connectors, waterproof connectors, battery module connectors, EV charging products, and high-current power-connection systems.
KST controls its core processes from product and mold design to stamping, injection molding, plating, welding, automated assembly, and mass production. Its products serve automotive, industrial automation, power, telecommunications, machine tools, home appliances, energy storage, and renewable-energy applications.

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