进行 + 谈判
谈判 (tánpàn) is a noun meaning "negotiation" or "talks." It refers to formal discussions aimed at reaching an agreement. For example, 进行谈判 means "to conduct negotiations."
谈判进行了三个小时才结束。
tánpàn jìnxíng le sān ge xiǎoshí cái jiéshù.
The negotiation went on for three hours before it ended.
双方的谈判非常顺利。
shuāngfāng de tánpàn fēicháng shùnlì.
The negotiations between both parties went very smoothly.
他被派去参加这次贸易谈判。
tā bèi pài qù cānjiā zhè cì màoyì tánpàn.
He was sent to participate in this trade negotiation.