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Research findings
Cohort structure analysis
Recorded reporting jurisdiction counts in this 28-record cohort: Shanghai (6 records); Jiangsu (5 records).
The record-count gap between Shanghai and Jiangsu is 1, or 3.6% of this 28-record base. The gap concerns records, not revenue or market position.
| Company cohort | Directly linked pages | Share of public archive | Archive date |
|---|---|---|---|
| 28 | 28 | 0.1% | 2026-10-16 |
Deduplicated company IDs.
Counts within parent sets
| Set | All records | This subset | Excluding this subset |
|---|---|---|---|
| All public archive records | 19,297 | 28 | 19,269 |
Observed labels
| Dimension | Label | Count/base | Participation |
|---|---|---|---|
| reporting jurisdiction | Shanghai | 6/28 | 21.4% |
| reporting jurisdiction | Jiangsu | 5/28 | 17.9% |
| reporting jurisdiction | Zhejiang | 5/28 | 17.9% |
| reporting jurisdiction | Shenzhen | 3/28 | 10.7% |
| reporting jurisdiction | Henan | 2/28 | 7.1% |
| industry | Energy conservation and environmental protection | 8/28 | 28.6% |
| industry | Advanced equipment | 8/28 | 28.6% |
| industry | Advanced materials | 4/28 | 14.3% |
| industry | Biomedicine | 3/28 | 10.7% |
| industry | Next-generation information technology | 2/28 | 7.1% |
Multi-label counts can overlap; filter compliance is not industrial advantage.
Evidence and list-linkage counts
| Measure | Count |
|---|---|
| Companies with existing sourced excerpts | 5/28 |
| Existing reviewed bilingual excerpt pairs | 5 |
| IDs linked to 2026 local lists | 6/28 |
Existing excerpts do not certify entire old reports; list linkage is not final recognition. Full definitions are on the series page.
How candidates match
| Field | Matches/candidates |
|---|---|
| Name | 4/28 |
| Product field | 22/28 |
| Sub-industry | 3/28 |
Fields can overlap; hits establish search relevance only.
Recorded roles and delivery checks
Related studies and shared records
| Comparison study | Reference records | Shared IDs | Focal only | Intersection/union |
|---|---|---|---|---|
| Industrial Filter Dust Collector Keyword Candidate Study | 17 | 10 | 18 | 28.6% |
| Industrial Filtration Dust Collector Keyword Candidate Study | 18 | 10 | 18 | 27.8% |
Company samples and record links
| Company | Jurisdiction | Recorded industry |
|---|---|---|
| Yancheng Tianer Machinery Co., Ltd. | Jiangsu | Advanced equipment |
| MayAir Technology (China) Co., Ltd. | Jiangsu | Energy conservation and environmental protection |
| McQuay Air Conditioning & Refrigeration (Wuhan) Co., Ltd. | Hubei | Advanced equipment |
| Changzhou Shine Science & Technology Co., Ltd. | Jiangsu | Advanced equipment |
| Zhejiang Zhengda Air Separation Equipment Co., Ltd. | Zhejiang | Biomedicine |
| Shanghai Xianpu Technology Co., Ltd. | Shanghai | Advanced chemicals |
| Zhejiang Huapu Eco-Friendly Materials Co., Ltd. | Zhejiang | Advanced materials |
| Shanghai Gentech Co., Ltd. | Shanghai | Next-generation information technology |
Directly related profiles and reports
| Page | Presentation |
|---|---|
| Yancheng Tianer Machinery Co., Ltd. | Company data profile |
| MayAir Technology (China) Co., Ltd. | Company data profile |
| McQuay Air Conditioning & Refrigeration (Wuhan) Co., Ltd. | Company data profile |
| Changzhou Shine Science & Technology Co., Ltd. | Company data profile |
| Zhejiang Zhengda Air Separation Equipment Co., Ltd. | Company data profile |
| Shanghai Xianpu Technology Co., Ltd. | Company report page |