1. The plaintiffs' appeals against the defendants are all dismissed.

2. The costs of appeal are assessed against the Plaintiffs.

Basic Facts

Defendant CI Co., Ltd., CJ, and CK Co., Ltd. (hereinafter collectively referred to as “ Mobile Communications Co., Ltd.”) are mobile communications business operators with the objective of information and communications business, information and communications apparatus sales business, etc., and Defendant CG Co., Ltd., CH Co., Ltd and CL Co., Ltd. (hereinafter collectively referred to as “manufacturer”) are business operators who manufacture and sell mobile communications devices, etc.

The Plaintiffs are those who have purchased a device manufactured by manufacturers at their agents or sales stores (hereinafter referred to as “agencys”).

The classification business model based on the domestic distribution channel of a mobile device: The mobile operator model and contract model (the type of mobile communication company's promise to purchase a device in certain quantities prior to the start of the device for the purpose of securing the strategic device) are classified as a non-contract model and contract model (the type of mobile communication company's promise to purchase a device in certain quantities) distributed through the mobile communication company.

유통모델 : 이동통신사를 거치지 않고 유통망에 공급되는 단말기(아래 ㉢, ㉣) ㉠ 제조사 이동통신사 이동통신사 직영/위탁 대리점 (판매점) 소비자 ㉡ 제조사 이동통신사 제조사 유통망, 양판점 소비자 ㉢ 제조사 이동통신사 위탁 대리점 (판매점) 소비자 ㉣ 제조사 제조사 유통망, 양판점 소비자 이동통신 서비스와 단말기의 결합 판매 소비자는 이동통신 서비스와 단말기를 반드시 함께 사용하여야 편익을 누릴 수 있기 때문에 이동통신 서비스와 단말기는 필수적 보완재 관계에 있다.

For this reason, it is common that the distribution network such as the shipping agency is combined with the mobile communication service and the device.

approximately 95% of the domestic distribution devices centered on mobile operators are distributed through direct or consignment agencies of mobile operators.