China Railway Construction Electrification Bureau Group First Engineering Co., Ltd. Shandong Branch (Aluminum Profiles, Anchor Bolts, Comprehensive Supports and Hangers, Post-Expansion Anchor Bolts) Competitive Negotiation Addendum Document

[Clarification] China Railway Construction Electrification Bureau Group First Engineering Co., Ltd. Shandong Branch (Aluminum Profiles, Anchor Bolts, Comprehensive Supports and Hangers, Post-Expansion Anchor Bolts) Competitive Negotiation Addendum Document Purchasing Unit: China Railway Construction Electrification Bureau Group No.1 Engineering Co., Ltd. Region: Chanhe Hui District, Luoyang, Henan Project No.: CRCC-DQHJYGS-202608-SDFGS2026-01 Published: 2026-08-04 Bid Deadline: 2026-08-12