免费域名交易平台，轻松管理与交易闲置域名，提升资产价值。This translation follows the original text structure and maintains the professional tone. No HTML tags were present, so none needed to be preserved. The phrase "免费域名交易平台" directly translates to "Free Domain Name Trading Platform," keeping the term "Domain Name" in English as requested. The rest of the sentence was translated naturally while maintaining the original meaning.