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Research findings
Cohort structure analysis
Recorded reporting jurisdiction counts in this 18-record cohort: Zhejiang (7 records); Jiangsu (3 records).
The record-count gap between Zhejiang and Jiangsu is 4, or 22.2% of this 18-record base. The gap concerns records, not revenue or market position.
| Company cohort | Directly linked pages | Share of public archive | Archive date |
|---|---|---|---|
| 18 | 18 | 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 | 18 | 19,279 |
Observed labels
| Dimension | Label | Count/base | Participation |
|---|---|---|---|
| reporting jurisdiction | Zhejiang | 7/18 | 38.9% |
| reporting jurisdiction | Jiangsu | 3/18 | 16.7% |
| reporting jurisdiction | Shandong | 2/18 | 11.1% |
| reporting jurisdiction | Shanghai | 1/18 | 5.6% |
| reporting jurisdiction | Beijing | 1/18 | 5.6% |
| industry | Energy conservation and environmental protection | 6/18 | 33.3% |
| industry | Producer services | 4/18 | 22.2% |
| industry | Advanced equipment | 4/18 | 22.2% |
| industry | Advanced materials | 2/18 | 11.1% |
| industry | Light industry and textiles | 1/18 | 5.6% |
Multi-label counts can overlap; filter compliance is not industrial advantage.
Evidence and list-linkage counts
| Measure | Count |
|---|---|
| Companies with existing sourced excerpts | 6/18 |
| Existing reviewed bilingual excerpt pairs | 6 |
| IDs linked to 2026 local lists | 4/18 |
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 | 1/18 |
| Product field | 13/18 |
| Sub-industry | 8/18 |
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 | 17 | 1 | 94.4% |
| Cleanroom Engineering Purification Equipment Keyword Candidate Study | 28 | 10 | 8 | 27.8% |
Company samples and record links
| Company | Jurisdiction | Recorded industry |
|---|---|---|
| Yancheng Tianer Machinery Co., Ltd. | Jiangsu | Advanced equipment |
| Guangdong Lizi Technology Co., Ltd. | Guangdong | Light industry and textiles |
| Nantong NTEC Monofilament Technology Co., Ltd. | Jiangsu | Advanced materials |
| Shanghai Xianpu Technology Co., Ltd. | Shanghai | Advanced chemicals |
| Pureach Tech(Beijing)Ltd. | Beijing | Advanced equipment |
| Feature-tec(Wuxi)Filtration Technology Co., Ltd. | Jiangsu | Producer services |
| Yanpai Filtration Technology Co., Ltd. | Zhejiang | Producer services |
| Zhejiang Goldensea Hi-Tech Co., Ltd. | Zhejiang | Energy conservation and environmental protection |
Directly related profiles and reports
| Page | Presentation |
|---|---|
| Yancheng Tianer Machinery Co., Ltd. | Company data profile |
| Guangdong Lizi Technology Co., Ltd. | Company data profile |
| Nantong NTEC Monofilament Technology Co., Ltd. | Company data profile |
| Shanghai Xianpu Technology Co., Ltd. | Company report page |
| Pureach Tech(Beijing)Ltd. | Company data profile |
| Feature-tec(Wuxi)Filtration Technology Co., Ltd. | Company data profile |