不正當競爭 Illicit competition / unfair competition

惡性競爭 Cutthroat competition

品牌競爭 Brand competition

行業規范 Industry standards

擾亂市場規則 Disturb the market rule / distort the market

商業道德 Commercial morality

中國互聯網行業自律公約 Public Pledge of Self-Regulation and Professional Ethics for China Internet Industry

惡意攻擊 Wanton attack / hostile attack

商業利益驅動 Drive of economic advantage

商戰 Commercial war/ trade war

誹謗 Slander /defamation

惡意營銷 Malicious marketing

企業誠信 Credit in enterprises

軟廣告 /軟文 Advertorial

公關危機 Public Relations Crisis

例句：

Cutthroat competition seriously disturbs the market rule, it is urgent that immediate measures should be taken to stop the situation.

惡性競爭嚴重擾亂了市場秩序，必須采取有效措施遏制這種情況。

Some companies adopt malicious marketing methods to beat competitors.

有些公司采取惡意營銷手段打擊競爭對手。