Regional and supply-chain research

Precision Fastener Threaded Connection Keyword Candidate Study

Precision Fastener Threaded Connection Keyword Candidate Study. A dated 64-record cohort study compares composition, parent sets and evidence coverage. Comparative structure study; archive date 2026-10-16.

Revision and archive snapshot: 2026-10-16

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Research findings

Comparative structure study

The largest recorded reporting jurisdiction, Zhejiang, contains 17 records (26.6% of this 64-record cohort). The remaining cohort contains 47 records. The comparison concerns archive composition.

The recorded industry label Advanced equipment accounts for 59.4% here (38/64), compared with 25.5% in the parent set (4,918/19,297), an absolute gap of 33.9 percentage points.

30/64 companies link to pages with existing source-supported excerpts (46.9% of the cohort). The other 34 records remain usable for archive composition, but do not support new operating case studies.

5 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 cohortDirectly linked pagesShare of public archiveArchive date
64640.3%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 64 (0.3%); 19,233 records remain after excluding it.

CategoryCohort count/baseReference: All public archive recordsGap (pp)Representation ratioRest count/base
industry · Advanced equipment38/64 · 59.4%4,918/19,297 · 25.5%+33.92.334,880/19,233
sub-industry · Critical basic components15/64 · 23.4%114/19,297 · 0.6%+22.839.6799/19,233
chain role · Advanced equipment and industrial automation / Process equipment and inspection instruments27/64 · 42.2%4,085/19,297 · 21.2%+21.01.994,058/19,233
reporting jurisdiction · Zhejiang17/64 · 26.6%1,840/19,297 · 9.5%+17.02.791,823/19,233
sub-industry · Automotive structural parts and components11/64 · 17.2%388/19,297 · 2.0%+15.28.55377/19,233
industry · New-energy vehicles12/64 · 18.8%960/19,297 · 5.0%+13.83.77948/19,233
chain role · Advanced equipment and industrial automation / Core components and digital hardware8/64 · 12.5%173/19,297 · 0.9%+11.613.94165/19,233
chain role · Automotive and transport equipment / Core components and digital hardware9/64 · 14.1%506/19,297 · 2.6%+11.45.36497/19,233
sub-industry · Instrumentation and testing equipment8/64 · 12.5%719/19,297 · 3.7%+8.83.35711/19,233
reporting jurisdiction · Ningbo6/64 · 9.4%410/19,297 · 2.1%+7.34.41404/19,233

Ratio of label participation, not market share; multi-label counts overlap.

Excluding this cohort, the recorded industry label Advanced equipment covers 4,880/19,233 remaining records (25.4%), an absolute gap of 34.0 percentage points from this cohort.

Concentration and cross-sectional structure

The full reporting jurisdiction distribution has 19 labels; the top 3 contain 29/64 records (45.3%).Other known labels contain 35 records.

For 64 records with known labels, the effective category count is 8.8, versus 19 actual labels. Definitions and scope are in the methodology.

The table shows ten labels; 9 others are included in the calculations above.

Recorded labelRecordsShare of cohort
Zhejiang1726.6%
Ningbo69.4%
Jiangsu69.4%
Anhui57.8%
Shandong46.2%
Hubei46.2%
Shanghai34.7%
Hebei34.7%
Hunan34.7%
Sichuan23.1%

Record counts do not rank supply capability or economic size.

The largest intersection, Zhejiang × Advanced equipment, contains 9 records, or 52.9% of the 17 records carrying the Zhejiang label.

reporting jurisdictionindustryIntersection recordsCohort share
ZhejiangAdvanced equipment914.1%
NingboAdvanced equipment57.8%
JiangsuAdvanced equipment57.8%
ZhejiangNew-energy vehicles46.2%
AnhuiAdvanced equipment34.7%
ZhejiangNew energy and power equipment34.7%
HubeiAdvanced equipment34.7%
HunanAdvanced equipment34.7%

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 33 non-empty cells; the other 25 remain in the analysis.

Evidence coverage and strength of conclusions

Record fieldNon-empty/cohortCompletion
Company name64/64100.0%
reporting jurisdiction64/64100.0%
industry64/64100.0%
Recorded products64/64100.0%
sub-industry64/64100.0%
Chain labels64/64100.0%

Non-empty fields are not necessarily accurate or supported by originals.

Scope of source supportCount
Profiles with source-supported excerpts30
Distinct corresponding companies30
Reviewed Chinese/English paragraph pairs31

Counts concern existing reviewed bilingual excerpts, not re-certification of originals or entire reports.

Transparent rule reminderRecordsCohort share
Contains registration-narrative wording11.6%

A rule hit prioritises review; it does not establish that the entire field is wrong. One record can trigger several rules.

Matched fieldCandidatesCohort share
Company name1929.7%
Recorded products5890.6%
Sub-industry34.7%

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, “fasteners” has the most matches: 45/64. Name, product and sub-industry fields match 15, 39 and 2 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 termCandidates/shareName matchesProduct fieldSub-industry
fasteners45 · 70.3%15392

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.

6 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

14 of this cohort’s 64 records link through existing company-ID mappings to 2026 lists from all jurisdictions (21.9%). This intersection measures list linkage, not successful recognition or company growth.

Observation setList recordsNew-applicant recordsReview recordsMapped company IDs
National list records linked to this cohort’s IDs1411314

List rows and company IDs are separate counts, not new firms or final recognition.

Stored 2026 local-recommendation records, sources and stage definitions

Recorded roles and delivery checks

Delivery framework, stages and original sources

Related studies and shared records

Shared records with Industrial Fasteners Springs Standard Parts Keyword Candidate Study: 55; records in this cohort but outside that set: 9. The intersection/union ratio is 49.5%, a measure of label overlap rather than business collaboration. Read comparison

Shared records with Fasteners Springs Basic Components Keyword Candidate Study: 55; records in this cohort but outside that set: 9. The intersection/union ratio is 46.2%, a measure of label overlap rather than business collaboration. Read comparison

Company samples and record links

Stable-ID samples, not rankings; metrics use the full cohort.

Directly related profiles and reports

Methodology

Read ID deduplication, comparison, batch and evidence definitions