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Production process

Laser & drill

Processing through holes and laser via holes in base raw materials

: A process of processing through holes and laser via holes in base raw materials for the purpose of interlayer conduction

Process using CO₂/ UV Source

: A process of processing holes only for a specific layer using CO₂ / UV Source during interlayer conduction
DF/ET

Process of forming a circuit through the DES process

: A process of forming a circuit by corroding copper (Cu) through the DES (Development, Etching, Stripping) process

Process of irradiating UV by laminating a dry film

: A process of irradiating UV (Ultra Violet) in a positive way by laminating a dry film to FCCL.
Plating

Process of making conduction with chemical, electroplating

: A process of making the non-conductive part of the processed hole (Through hole & Laser via hole) conductive with chemical and electroplating.

Process of chemical treatment on the necessary parts of copper foil terminals

: A process of chemical treatment (gold plating / tin plating / OSP) on the necessary parts of copper foil terminals to facilitate SMT chip mounting on FPCB
Punch/BBT/STF

Process of setting and processing mold on the press

: A process of final processing the product by setting mold on the press

Process of attaching reinforcement bars

: A process of attaching reinforcing bars (Epoxy, Kapton, Sus) to the FPCB ductile section for reinforcement

Process of inspecting electrical properties with fixture

: A process of inspecting the electrical characteristics (open / short) of FPCB with a fixture.
Print/HP

Process of displaying product history and applying functional ink

: A process of displaying the product history such as product name, mass production parking, etc., and applying functional ink such as PSR / Silver / Over coating.

Process of thermocompression bonding of thermosetting resins at high temperature and high pressure

: A process of thermal compression bonding of thermosetting resins such as coverlay, bonding sheet, prepreg, and stiffener at high temperature and high pressure for complete cure.
AOI/reliability test

Finished product reliability test and detection of circuit defect

: A process of detecting Pattern OPEN / SHORT through X-RAY inspection

Automated inspection process with automatic optical inspection equipment

: A process of inspecting high-density integrated circuit products by automating them with automatic optical inspection equipment.

Process of inspecting finally processed products

: A process of inspecting the conformity of finally processed products with the appearance inspection standard