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Research findings
Comparative structure study
The largest recorded reporting jurisdiction, Jiangsu, contains 62 records (21.8% of this 284-record cohort). The remaining cohort contains 222 records. The comparison concerns archive composition.
The recorded reporting jurisdiction label Jiangsu accounts for 21.8% here (62/284), compared with 16.0% in the parent set (456/2,854), an absolute gap of 5.9 percentage points.
109/284 companies link to pages with existing source-supported excerpts (38.4% of the cohort). The other 175 records remain usable for archive composition, but do not support new operating case studies.
| Company cohort | Directly linked pages | Share of public archive | Archive date |
|---|---|---|---|
| 284 | 284 | 1.5% | 2026-10-16 |
An ID-deduplicated archive snapshot, not the whole market, current recognition or operating results.
Comparable sets and compositional differences
The parent set, Advanced materials / Basic and process materials, contains 2,854 records. This cohort contributes 284 (10.0%); 2,570 records remain after excluding it.
The parent set, Metals and alloy materials, contains 284 records. This cohort contributes 284 (100.0%); 0 records remain after excluding it.
| Category | Cohort count/base | Reference: Advanced materials / Basic and process materials | Gap (pp) | Representation ratio | Rest count/base |
|---|---|---|---|---|---|
| reporting jurisdiction · Jiangsu | 62/284 · 21.8% | 456/2,854 · 16.0% | +5.9 | 1.37 | 394/2,570 |
| industry · Advanced materials | 279/284 · 98.2% | 2,664/2,854 · 93.3% | +4.9 | 1.05 | 2,385/2,570 |
| reporting jurisdiction · Guangdong | 7/284 · 2.5% | 209/2,854 · 7.3% | -4.9 | 0.34 | 202/2,570 |
| reporting jurisdiction · Jiangxi | 19/284 · 6.7% | 95/2,854 · 3.3% | +3.4 | 2.01 | 76/2,570 |
| reporting jurisdiction · Shanghai | 5/284 · 1.8% | 112/2,854 · 3.9% | -2.2 | 0.45 | 107/2,570 |
| industry · Producer services | 5/284 · 1.8% | 51/2,854 · 1.8% | -0.0 | 0.99 | 46/2,570 |
Ratio of label participation, not market share; multi-label counts overlap.
Excluding this cohort, the recorded reporting jurisdiction label Jiangsu covers 394/2,570 remaining records (15.3%), an absolute gap of 6.5 percentage points from this cohort.
Concentration and cross-sectional structure
The full reporting jurisdiction distribution has 32 labels; the top 3 contain 107/284 records (37.7%).Other known labels contain 177 records.
For 284 records with known labels, the effective category count is 12.1, versus 32 actual labels. Definitions and scope are in the methodology.
The table shows ten labels; 22 others are included in the calculations above.
| Recorded label | Records | Share of cohort |
|---|---|---|
| Jiangsu | 62 | 21.8% |
| Zhejiang | 25 | 8.8% |
| Shandong | 20 | 7.0% |
| Jiangxi | 19 | 6.7% |
| Henan | 17 | 6.0% |
| Anhui | 15 | 5.3% |
| Hunan | 14 | 4.9% |
| Hebei | 13 | 4.6% |
| Chongqing | 11 | 3.9% |
| Hubei | 8 | 2.8% |
Record counts do not rank supply capability or economic size.
The largest intersection, Jiangsu × Advanced materials, contains 59 records, or 95.2% of the 62 records carrying the Jiangsu label.
| reporting jurisdiction | industry | Intersection records | Cohort share |
|---|---|---|---|
| Jiangsu | Advanced materials | 59 | 20.8% |
| Zhejiang | Advanced materials | 24 | 8.5% |
| Shandong | Advanced materials | 20 | 7.0% |
| Jiangxi | Advanced materials | 19 | 6.7% |
| Henan | Advanced materials | 17 | 6.0% |
| Anhui | Advanced materials | 15 | 5.3% |
| Hebei | Advanced materials | 13 | 4.6% |
| Hunan | Advanced materials | 13 | 4.6% |
A cell contains company IDs carrying both labels. It does not establish procurement, supply or investment relationships between firms. Multi-label cells may overlap.
This page displays 8 of the full cross-tab’s 35 non-empty cells; the other 27 remain in the analysis.
Evidence coverage and strength of conclusions
| Record field | Non-empty/cohort | Completion |
|---|---|---|
| Company name | 284/284 | 100.0% |
| reporting jurisdiction | 284/284 | 100.0% |
| industry | 284/284 | 100.0% |
| Recorded products | 284/284 | 100.0% |
| sub-industry | 284/284 | 100.0% |
| Chain labels | 284/284 | 100.0% |
Non-empty fields are not necessarily accurate or supported by originals.
| Scope of source support | Count |
|---|---|
| Profiles with source-supported excerpts | 109 |
| Distinct corresponding companies | 109 |
| Reviewed Chinese/English paragraph pairs | 114 |
Counts concern existing reviewed bilingual excerpts, not re-certification of originals or entire reports.
| Transparent rule reminder | Records | Cohort share |
|---|---|---|
| Contains registration-narrative wording | 6 | 2.1% |
| Only generic operations vocabulary remains | 11 | 3.9% |
A rule hit prioritises review; it does not establish that the entire field is wrong. One record can trigger several rules.
Intersection with 2026 local lists
50 of this cohort’s 284 records link through existing company-ID mappings to 2026 lists from all jurisdictions (17.6%). This intersection measures list linkage, not successful recognition or company growth.
| Observation set | List records | New-applicant records | Review records | Mapped company IDs |
|---|---|---|---|---|
| National list records linked to this cohort’s IDs | 50 | 3 | 47 | 50 |
List rows and company IDs are separate counts, not new firms or final recognition.
Stored 2026 local-recommendation records, sources and stage definitionsRecorded roles and delivery checks
Related studies and shared records
Shared records with Aluminum Magnesium Titanium Alloy Keyword Candidate Study: 284; records in this cohort but outside that set: 0. The intersection/union ratio is 55.5%, a measure of label overlap rather than business collaboration. Read comparison
Shared records with Advanced materials / Advanced materials / Basic and process materials Supply-chain Study: 279; records in this cohort but outside that set: 5. The intersection/union ratio is 10.5%, a measure of label overlap rather than business collaboration. Read comparison
Company samples and record links
| Company | Jurisdiction | Recorded industry |
|---|---|---|
| Henan Tongyu Metallurg Protection MATERIAL(Group) Co., Ltd. | Henan | Advanced materials |
| Chongqing Jian TAO Aluminum Co., Ltd. | Chongqing | Advanced materials |
| TONG MING Enterprise Co., Ltd. | Zhejiang | Advanced materials |
| Suzhou Rockland Marine Equipment Co., Ltd. | Jiangsu | Advanced materials |
| GKN (Bazhou) Metal Podwer Co., Ltd. | Hebei | Advanced materials |
| Litong Aluminium Processing (Qinghai) Co., Ltd. | Qinghai | Advanced materials |
| Huzhou Yongxing Special Stainless Steel Co., Ltd. | Zhejiang | Advanced materials |
| Guangdong Hua Ao New Alloy Material Co., Ltd. | Guangdong | Advanced materials |
Stable-ID samples, not rankings; metrics use the full cohort.
Directly related profiles and reports
| Page | Presentation |
|---|---|
| Henan Tongyu Metallurg Protection MATERIAL(Group) Co., Ltd. | Company data profile |
| Chongqing Jian TAO Aluminum Co., Ltd. | Company data profile |
| TONG MING Enterprise Co., Ltd. | Company report page |
| Suzhou Rockland Marine Equipment Co., Ltd. | Company data profile |
| GKN (Bazhou) Metal Podwer Co., Ltd. | Company report page |
| Litong Aluminium Processing (Qinghai) Co., Ltd. | Company report page |