1. Defendant B is the word “B” and Defendant C is the word “C” respectively.

1. Facts of premise;

A. Since 1993, the Plaintiff related to the parties has manufactured and sold protruding products using the mark “B”.

H established a “JB corporation” with her husband, with the purpose of real estate brokerage business, etc. on July 19, 201, when changing her trade name to Defendant Company B (hereinafter “Co., Ltd.”) as of July 19, 2001, registered the change of its previous business objectives to the sale of electricity beds, medical appliances, etc. Up to the present day. H also established Defendant C Co., Ltd. (hereinafter “Co.”) on July 27, 2009, including the history and current status of the use of the Plaintiff’s mark “B” from 197 to 300,000,000,000, 118 stores (agencys, department stores, etc.) and 200,000,000,000,000,000,000,0000,000,0000,000,0000,000,000.

The plaintiff's products have a market share N while maintaining a significant gap with MM companies in the domestic brick market, and there is a Korean gallony research institute.