SHELL-LINE is a functional hinge module mechanism developing and manufacturing company for mobile handset.
Since founded on March 2001, we have doubled annual sales every year by continuous R&D investment and innovative technology.

SHELL-LINE's Head Office and R&D Center are located in Daegu, Korea. Currently, there are three manufacturing plants in countries including Korea and China (Tianjin).

SHELL-LINE went public in Nov, 2007 and set up new business of Double Injection Molding technology.

Hinge Module Mechanism
As a leading company for developing and manufacturing slide hinge module, SHELL-LINE provides total solution and technical support for hinge module mechanism. With cutting edge technology of hinge module mechanism, we have developed and manufactured numerous slide hinge module for various electronic devices, mainly for mobile handset.

We take integrated process from designing hinge module to manufacturing final product. Our R&D members can actualize and produce the best optimized hinge module for any product with our own equipments and facility.

As representative masterpieces, -the world's first semi automatic slide hinge module for mobile handset, -insert injection molded engineering plastic hinge module, -hidden monolithic type hinge can be stated.

Double Injection Molding Technology
With innovative Double Injection Molding technology, SHELL-LINE made it possible to manufacture mobile phone housing under 1mm thickness which can actualize contemporary designs on client's product.

All surficial applications such as case, window, lens and decoration parts are neatly covered under thin layered clear housing molded by SHELL-LINE's exceptional Double Injection Molding technology thus we can provide esthetic design and cost reduction.