Repair of external wall aluminum plate leakage on the 6th to 7th floors of the Comprehensive Building of Shenzhen Office of Exit-Entry Administration

[Tender Pre-notice] Repair of external wall aluminum plate leakage on the 6th to 7th floors of the Comprehensive Building of Shenzhen Office of Exit-Entry Administration Purchasing Unit: Guangdong Provincial Public Security Department Region: Yuexiu District, Guangzhou, Guangdong Project No.: 440001-2026-31690 Budget: CNY 9K Published: 2026-08-21