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Research findings
Comparative structure study
The largest recorded reporting jurisdiction, Jiangsu, contains 70 records (18.8% of this 373-record cohort). The remaining cohort contains 303 records. The comparison concerns archive composition.
The recorded chain role label Advanced equipment and industrial automation / Process equipment and inspection instruments accounts for 65.1% here (243/373), compared with 21.2% in the parent set (4,085/19,297), an absolute gap of 44.0 percentage points.
165/373 companies link to pages with existing source-supported excerpts (44.2% of the cohort). The other 208 records remain usable for archive composition, but do not support new operating case studies.
31 keyword candidates match only a company name, with no matching term in recorded products or sub-industry fields. Product evidence is needed before treating these as operating businesses in this segment.
| Company cohort | Directly linked pages | Share of public archive | Archive date |
|---|---|---|---|
| 373 | 373 | 1.9% | 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, All public archive records, contains 19,297 records. This cohort contributes 373 (1.9%); 18,924 records remain after excluding it.
| Category | Cohort count/base | Reference: All public archive records | Gap (pp) | Representation ratio | Rest count/base |
|---|---|---|---|---|---|
| chain role · Advanced equipment and industrial automation / Process equipment and inspection instruments | 243/373 · 65.1% | 4,085/19,297 · 21.2% | +44.0 | 3.08 | 3,842/18,924 |
| industry · Advanced equipment | 259/373 · 69.4% | 4,918/19,297 · 25.5% | +44.0 | 2.72 | 4,659/18,924 |
| industry · Next-generation information technology | 9/373 · 2.4% | 5,226/19,297 · 27.1% | -24.7 | 0.09 | 5,217/18,924 |
| industry · Biomedicine | 5/373 · 1.3% | 1,721/19,297 · 8.9% | -7.6 | 0.15 | 1,716/18,924 |
| chain role · Automotive and transport equipment / Core components and digital hardware | 35/373 · 9.4% | 506/19,297 · 2.6% | +6.8 | 3.58 | 471/18,924 |
| sub-industry · Special-purpose machinery | 31/373 · 8.3% | 433/19,297 · 2.2% | +6.1 | 3.70 | 402/18,924 |
| reporting jurisdiction · Shenzhen | 6/373 · 1.6% | 1,398/19,297 · 7.2% | -5.6 | 0.22 | 1,392/18,924 |
| sub-industry · Construction and heavy machinery | 20/373 · 5.4% | 187/19,297 · 1.0% | +4.4 | 5.53 | 167/18,924 |
| reporting jurisdiction · Shanghai | 6/373 · 1.6% | 1,131/19,297 · 5.9% | -4.3 | 0.27 | 1,125/18,924 |
| sub-industry · Metals and alloy materials | 21/373 · 5.6% | 284/19,297 · 1.5% | +4.2 | 3.83 | 263/18,924 |
Ratio of label participation, not market share; multi-label counts overlap.
Excluding this cohort, the recorded chain role label Advanced equipment and industrial automation / Process equipment and inspection instruments covers 3,842/18,924 remaining records (20.3%), an absolute gap of 44.8 percentage points from this cohort.
Concentration and cross-sectional structure
The full reporting jurisdiction distribution has 31 labels; the top 3 contain 129/373 records (34.6%).Other known labels contain 244 records.
For 373 records with known labels, the effective category count is 13.9, versus 31 actual labels. Definitions and scope are in the methodology.
The table shows ten labels; 21 others are included in the calculations above.
| Recorded label | Records | Share of cohort |
|---|---|---|
| Jiangsu | 70 | 18.8% |
| Zhejiang | 30 | 8.0% |
| Shandong | 29 | 7.8% |
| Anhui | 25 | 6.7% |
| Ningbo | 21 | 5.6% |
| Shanxi | 18 | 4.8% |
| Hebei | 18 | 4.8% |
| Henan | 17 | 4.6% |
| Hubei | 15 | 4.0% |
| Chongqing | 14 | 3.8% |
Record counts do not rank supply capability or economic size.
The largest intersection, Jiangsu × Advanced equipment, contains 54 records, or 77.1% of the 70 records carrying the Jiangsu label.
| reporting jurisdiction | industry | Intersection records | Cohort share |
|---|---|---|---|
| Jiangsu | Advanced equipment | 54 | 14.5% |
| Shandong | Advanced equipment | 23 | 6.2% |
| Zhejiang | Advanced equipment | 22 | 5.9% |
| Anhui | Advanced equipment | 17 | 4.6% |
| Hebei | Advanced equipment | 14 | 3.8% |
| Hubei | Advanced equipment | 12 | 3.2% |
| Ningbo | Advanced equipment | 11 | 2.9% |
| Jiangsu | Advanced materials | 10 | 2.7% |
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 80 non-empty cells; the other 72 remain in the analysis.
Evidence coverage and strength of conclusions
| Record field | Non-empty/cohort | Completion |
|---|---|---|
| Company name | 373/373 | 100.0% |
| reporting jurisdiction | 373/373 | 100.0% |
| industry | 373/373 | 100.0% |
| Recorded products | 373/373 | 100.0% |
| sub-industry | 373/373 | 100.0% |
| Chain labels | 373/373 | 100.0% |
Non-empty fields are not necessarily accurate or supported by originals.
| Scope of source support | Count |
|---|---|
| Profiles with source-supported excerpts | 165 |
| Distinct corresponding companies | 165 |
| Reviewed Chinese/English paragraph pairs | 167 |
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 | 1.6% |
| Only generic operations vocabulary remains | 7 | 1.9% |
| Non-empty text shorter than five characters | 1 | 0.3% |
A rule hit prioritises review; it does not establish that the entire field is wrong. One record can trigger several rules.
| Matched field | Candidates | Cohort share |
|---|---|---|
| Company name | 86 | 23.1% |
| Recorded products | 263 | 70.5% |
| Sub-industry | 111 | 29.8% |
An ID may match several fields, so counts may exceed the cohort total. Matches establish search relevance only.
Among the translated non-broad query terms, “casting” has the most matches: 187/373. Name, product and sub-industry fields match 35, 99 and 91 records respectively; the largest field is product field. Fields can overlap, and a term remains a search link rather than verified business activity.
| Selected query term | Candidates/share | Name matches | Product field | Sub-industry |
|---|---|---|---|---|
| casting | 187 · 50.1% | 35 | 99 | 91 |
| die casting | 71 · 19.0% | 7 | 49 | 18 |
| forgings | 58 · 15.5% | 2 | 57 | 1 |
Selected broad terms and specific segment terms, not the full query. Terms and fields can overlap and must not be summed. Counts show lexical sensitivity; no records are removed without primary evidence.
33 candidates match only a name, or lose all product-field matches after the full company name is removed while sub-industry also has no hit. This transparent string test locates copied company descriptions; it does not establish that a company does not operate the business.
Intersection with 2026 local lists
102 of this cohort’s 373 records link through existing company-ID mappings to 2026 lists from all jurisdictions (27.3%). 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 | 102 | 3 | 99 | 102 |
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 Precision Casting Investment Casting Keyword Candidate Study: 222; records in this cohort but outside that set: 151. The intersection/union ratio is 59.5%, a measure of label overlap rather than business collaboration. Read comparison
Shared records with Precision Casting Forging Heat Treatment Keyword Candidate Study: 217; records in this cohort but outside that set: 156. The intersection/union ratio is 54.9%, a measure of label overlap rather than business collaboration. Read comparison
Company samples and record links
| Company | Jurisdiction | Recorded industry |
|---|---|---|
| GUANG DONG Simcheng Plastics Machinery Co., Ltd. | Guangdong | Advanced materials |
| Shanxi Jinrui High Pressure Rings Co., Ltd. | Shanxi | New energy and power equipment |
| Changzhou Zhonghai Marine Propeller Co., Ltd. | Jiangsu | Advanced equipment |
| Hangzhou Kaimei Mold Co., Ltd. | Zhejiang | Advanced equipment |
| Guangxi Lanke Resources Recycling Co., Ltd. | Guangxi | Energy conservation and environmental protection |
| Henan Guangrui AUTOMOTIVE PARTS Co., Ltd. | Henan | New-energy vehicles |
| Anhui Lianmeng MOULD Industrial Co., Ltd. | Anhui | Advanced equipment |
| Wuzhou Modern Metal & Precision Ltd. | Guangxi | Advanced equipment |
Stable-ID samples, not rankings; metrics use the full cohort.
Directly related profiles and reports
| Page | Presentation |
|---|---|
| GUANG DONG Simcheng Plastics Machinery Co., Ltd. | Company data profile |
| Shanxi Jinrui High Pressure Rings Co., Ltd. | Company data profile |
| Changzhou Zhonghai Marine Propeller Co., Ltd. | Company data profile |
| Hangzhou Kaimei Mold Co., Ltd. | Company data profile |
| Guangxi Lanke Resources Recycling Co., Ltd. | Company data profile |
| Henan Guangrui AUTOMOTIVE PARTS Co., Ltd. | Company data profile |