Delta Electronics → 21Vianet
As of 2026-09-05, Delta Electronics is a tracked supplier of 21Vianet. Delta Electronics is a leader in AI & Data Center (headquartered in Taiwan); 21Vianet is a niche in AI & Data Center (headquartered in China). Delta Electronics has 45 tracked customers; 21Vianet has 4 tracked suppliers.
Data as of 2026-09-05 · relationship type: tracked supplier → customer · both names resolve in companies.json · no dollar amount is shown unless it already sits on a company record, and none is invented here
Why this edge matters
Delta Electronics (leader in AI & Data Center) is a tracked supplier of 21Vianet (niche in AI & Data Center). Power supplies, cooling, and power management for data centers and EVs. Chinese carrier-neutral data-center and cloud operator. The edge is one of 4 tracked suppliers of 21Vianet and one of 45 tracked customers of Delta Electronics.
Source: derived from both company records and the counted edges.
Concentration / risk note
Delta Electronics is positioned as a leader in AI & Data Center, so this edge is harder to replace than a challenger or niche supplier.
Basis: supplier position. Omitted on edges where the graph does not back a concentration claim.
The two companies
Delta Electronics (supplier)
Power supplies, cooling, and power management for data centers and EVs.
21Vianet (customer)
Chinese carrier-neutral data-center and cloud operator.
Other tracked suppliers of 21Vianet
Other tracked customers of Delta Electronics
Cite as: wafergraph, “Delta Electronics → 21Vianet — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/delta_electronics/21vianet/ (data as of 2026-09-05).
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