China Railway Luban Business Network is an online procurement and business-services platform operated by Luban (Beijing) E-Commerce Technology Co., Ltd. The site serves China Railway and its suppliers, bringing procurement opportunities, supplier services, and related transactions together in one place. Its electronic procurement functions include sourcing, tendering, competitive negotiations, bidding, inquiries, contract management, and evaluation services. Users can review tender announcements, supplements, award notices, and supplier recruitment opportunities, as well as access guidance and platform rules.

The platform also offers an online marketplace, travel services, leasing services, and trading for idle or surplus resources. Its leasing section publishes equipment and materials rental needs, including machinery, rail equipment, scaffolding, and construction materials, and provides information for leasing-service providers. Supplier-facing features include company certification, supplier recruitment notices, transaction policies, and information on supplier conduct standards. The network also provides customer support by phone during published weekday business hours. Overall, it is designed to support sourcing, purchasing, supplier participation, and resource leasing across China Railway-related projects.