The other party's conduct constitutes unfair competition; we can file a lawsuit.

对方的行为已构成不正当竞争，我们可以提起诉讼。

同一单元的其他句子

• According to Article 15 of the contract, the breaching party must pay 20% of the total contract amount as liquidated damages.根据合同第十五条，任何一方违约需支付合同总金额的20%作为违约金。
• I'd like to have the terms of this commercial contract legally reviewed.我想就这份商业合同的条款进行法律审查。
• The other party failed to deliver goods as agreed, which constitutes a material breach.对方未按约定时间交付货物，已构成实质性违约。
• This non-disclosure agreement remains valid for three years after contract termination.这份保密协议的有效期为合同终止后三年。
• Under intellectual property law, copyright of software code belongs to the developer unless otherwise agreed.根据知识产权法，软件代码的著作权归属于开发者，除非另有约定。