Landing gear system integrated assembly unit - Change Announcement (II) 1. The deadline for submitting bid documents for the change content has been changed to 09:00 on June 5, 2025 (Beijing time); The other contents of the bidding documents remain unchanged. Bidder: AVIC Aircraft Landing Gear Co., Ltd. Address: No.1 Hanghang Road, Wangcheng District, Changsha City, Hunan Province Contact: Mr. Ma Phone: 0731-82719767 Bidding Agency: Zhonggang Tendering Co., Ltd. Address: 16th Floor, Zhonggang International Plaza, No. 8 Haidian Street, Haidian District, Beijing Contact: Cao Jun, Zhang He, Yang Qiao, Kong Wei Phone: 010-62688384, 62688211 Fax: 010-62688250 Email: caojun@sstc20.com