详细英文注册信息如下：
Domain Name: changgun.com.cn ROID: 20241111s10011s99196474-cn Domain Status: ok Registrant: 徐孟格 Registrant Contact Email: yaoyanys@gmail.com Sponsoring Registrar: 长沙小豆网络科技有限公司 Name Server: now2.dns.com Name Server: now1.dns.com Registration Time: 2024-11-11 12:54:18 Expiration Time: 2025-11-11 12:54:18 DNSSEC: unsigned