TFE Inc.

TFE acquired JMT, the original maker of rubber sockets, in 2019 and operates it as a subsidiary.

With ownership of the foundational technology of rubber sockets, TFE has gained high reliability in product quality at customer sites.

TFE can supply products as a turn-key solution via extensive experience in the overall "Device Test Infra" (Change kit) conducted in conjunction with sockets.

Through such solutions, TFE leads improvements in customers' work environments and enhances test yields.

TFE has specialized development personnel for Change kits, playing a leading role in product development. 
They are securing quality superiority and price competitiveness through in-house production.

Recently, TFE has completed the development of a solution that completely shields signal interference, enabling testing for signal-sensitive wireless communication devices. (Bluetooth, WiFi, mmWave)

TFE provides design, assembly and simulation services for semiconductor final function test (FT), system level test (SLT), burn-in test board and etc. based on extensive design experience covering a wide range of applications, including RF like 5G, WiFi and mmWave.