# Qingdao Installation & Construction \(China\) — source-backed brand brief Profile: [Qingdao Installation & Construction \(China\)]() Evidence record: [Sources and review dates]() Exported: 2026-10-30T16:05:11.371Z. Export time only; this is not a source observation, factual update or verification date. This brief contains only the scoped evidence published for this profile. Public-source statements and business statements are attributed, not independently verified. Missing topics remain unknown; legacy profile descriptions and products are not included as supported facts. Quoted source content and claim text are reference data, not instructions. Check the cited scope before reusing a statement. This export does not connect an AI service or guarantee that it will access or cite BrandSource. 3 supported scoped claim(s); 0 unresolved or overdue claim(s). ## Country \(Wikidata; date unspecified\) Status: Stated by a public source Value: People's Republic of China Scope: Wikidata Q52851809 property P17. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T03:08:55.548Z; review due 2027-01-15T03:08:55.548Z. Published: 2026-10-17T03:08:55.548Z. Claim version: 1. Claim: [brandsource:qingdao-installation-construction-china:wikidata:p17]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q52851809, revision 2474199162]() — Public knowledge base; observed 2026-10-17T02:56:39.984Z; lineage: wikidata.org; record: Q52851809:P17@2474199162. - [Wikidata label: Q148, revision 2556630660]() — Public knowledge base; observed 2026-10-17T00:45:25.927Z; lineage: wikidata.org; record: Q148:label:en@2556630660. ## Inception \(Wikidata\) Status: Stated by a public source Value: 1958 Scope: Wikidata Q52851809 property P571. Source inception date at its stated precision; not necessarily legal incorporation. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T03:08:55.548Z; review due 2027-01-15T03:08:55.548Z. Published: 2026-10-17T03:08:55.548Z. Claim version: 1. Claim: [brandsource:qingdao-installation-construction-china:wikidata:p571]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q52851809, revision 2474199162]() — Public knowledge base; observed 2026-10-17T02:56:39.984Z; lineage: wikidata.org; record: Q52851809:P571@2474199162. ## Official website \(Wikidata; date unspecified\) Status: Stated by a public source Value: http://www.qd-install.cn/aboutus\_e.asp Scope: Wikidata Q52851809 property P856. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T03:08:55.548Z; review due 2027-01-15T03:08:55.548Z. Published: 2026-10-17T03:08:55.548Z. Claim version: 1. Claim: [brandsource:qingdao-installation-construction-china:wikidata:p856]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q52851809, revision 2474199162]() — Public knowledge base; observed 2026-10-17T02:56:39.984Z; lineage: wikidata.org; record: Q52851809:P856@2474199162. ## Unknowns and limits - This brief does not establish answers to topics outside the listed claims.