No enterprise shall make or use false or misleading representations or symbols on the matter that is relevant to goods and is sufficient to affect trading decisions on goods or in advertisements, or in any other way make it known to the public.
The matter, referred to in the preceding paragraph that is relevant to the goods, and is sufficient to affect trading decisions, includes: price, quantity, quality, content, production process, production date, valid period, method of use, purpose of use, place of origin, manufacturer, place of manufacturing, processor, place of processing, or any other relevant item that has touting effects.
No enterprise shall sell, transport, export or import goods bearing false or misleading representations referred to in the preceding paragraph.
The preceding three paragraphs shall apply mutatis mutandis to services provided by an enterprise.
Where any advertising agency makes or designs any advertisement that it knows or should have known to be misleading, it shall be jointly and severally liable with the principal of such advertisement for damages arising therefrom. Where any advertising medium communicates or publishes any advertisement that it knows or should have known to be likely to mislead the public, it shall be jointly and severally liable with the principal of such advertisement for the damages arising therefrom. Where any endorser provides any testimonials that he knows or should have known to be likely to mislead the public, he shall be jointly and severally liable with the principal of such advertisement for damages arising therefrom. However, endorsers who are not celebrities, specialists or organizations shall be held jointly and severally liable with the advertiser for only up to 10 times of the reward they have received from the advertiser.
The endorser set forth in the preceding paragraph shall refer to any person or organization, other than the principal of the advertisement, who expresses opinions, trust, findings, or results of personal experiences with regard to the goods or services .

No enterprise shall have any of the following acts with respect to the goods or services it supplies:
1. using in the same or similar manner in the same or similar category of merchandize, the personal name, business or corporate name, or trademark of another, or container, packaging, or appearance of another's goods, or any other symbol that represents such person's goods, commonly known to the public, so as to cause confusion with such person's goods; or selling, transporting, exporting, or importing goods bearing such representation; or
2. using in the same or similar manner in the same or similar category of services, the personal name, business or corporate name, or service mark of another, or any other symbol that represents such person's business or services, commonly known to the public, so as to cause confusion with the facilities or activities of the business or service of such person;
The provisions of the preceding paragraph are not applicable to the personal name, business or corporate name, or trademark of another, or container, packaging, or appearance of another's goods, or any other symbol that represents such person's goods, as referred to in the preceding paragraph, if that enterprise has obtained a legally registered trademark.
The provisions of Paragraph 1 shall not apply to any one of the following:
1. using in an ordinary manner the generic name customarily associated with the goods or services, or the representation customarily used in the trade of the same category of goods or services; or selling, transporting, exporting or importing goods or services bearing such name or representation;
2. using in good faith one's own name, or selling, transporting, exporting or importing goods or services bearing such name;
3. using, with good faith, in the same or similar manner the representation referred to in the first or second subparagraph of the first paragraph before such representation having become commonly known to the public, or using such representation by any successor that acquires such representation together with the business from a bone fide user; or selling, transporting, exporting or importing goods or services bearing such representation.
Where any enterprise has any of the acts set forth in the second or third subparagraphs of the preceding paragraph which is likely to cause confusion or mistake concerning the origins of such goods or services with another enterprise, the latter enterprise may request the former to add appropriate distinctive labeling, unless the former only transports such goods.

No enterprise shall compete for trading opportunities by means of improper offerings of gifts or prizes.
The competent authority shall enact the regulations with regard to the scope of gifts or prizes, amount of improper offering and other related matters.

No enterprise shall, for the purpose of competition, make or disseminate any false statement that is capable of damaging the business reputation of another.

In addition to what is provided for in this Act, no enterprise shall otherwise have any deceptive or obviously unfair conduct that is able to affect trading order.