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Research findings
Comparative structure study
The largest recorded reporting jurisdiction, Jiangsu, contains 36 records (20.5% of this 176-record cohort). The remaining cohort contains 140 records. The comparison concerns archive composition.
The recorded reporting jurisdiction label Beijing accounts for 14.2% here (25/176), compared with 8.1% in the parent set (56/693), an absolute gap of 6.1 percentage points.
57/176 companies link to pages with existing source-supported excerpts (32.4% of the cohort). The other 119 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 |
|---|---|---|---|
| 176 | 176 | 0.9% | 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, Energy conservation, environmental protection and resource recycling / Complete systems and use-case applications, contains 693 records. This cohort contributes 176 (25.4%); 517 records remain after excluding it.
The parent set, Environmental equipment and treatment systems, contains 176 records. This cohort contributes 176 (100.0%); 0 records remain after excluding it.
| Category | Cohort count/base | Reference: Energy conservation, environmental protection and resource recycling / Complete systems and use-case applications | Gap (pp) | Representation ratio | Rest count/base |
|---|---|---|---|---|---|
| reporting jurisdiction · Beijing | 25/176 · 14.2% | 56/693 · 8.1% | +6.1 | 1.76 | 31/517 |
| reporting jurisdiction · Zhejiang | 23/176 · 13.1% | 66/693 · 9.5% | +3.5 | 1.37 | 43/517 |
| reporting jurisdiction · Guangdong | 6/176 · 3.4% | 48/693 · 6.9% | -3.5 | 0.49 | 42/517 |
| industry · Energy conservation and environmental protection | 168/176 · 95.5% | 640/693 · 92.4% | +3.1 | 1.03 | 472/517 |
| reporting jurisdiction · Jiangsu | 36/176 · 20.5% | 129/693 · 18.6% | +1.8 | 1.10 | 93/517 |
| industry · Producer services | 5/176 · 2.8% | 15/693 · 2.2% | +0.7 | 1.31 | 10/517 |
Ratio of label participation, not market share; multi-label counts overlap.
Excluding this cohort, the recorded reporting jurisdiction label Beijing covers 31/517 remaining records (6.0%), an absolute gap of 8.2 percentage points from this cohort.
Concentration and cross-sectional structure
The full reporting jurisdiction distribution has 28 labels; the top 3 contain 84/176 records (47.7%).Other known labels contain 92 records.
For 176 records with known labels, the effective category count is 10.3, versus 28 actual labels. Definitions and scope are in the methodology.
The table shows ten labels; 18 others are included in the calculations above.
| Recorded label | Records | Share of cohort |
|---|---|---|
| Jiangsu | 36 | 20.5% |
| Beijing | 25 | 14.2% |
| Zhejiang | 23 | 13.1% |
| Shandong | 12 | 6.8% |
| Shanghai | 10 | 5.7% |
| Anhui | 7 | 4.0% |
| Hubei | 7 | 4.0% |
| Hunan | 7 | 4.0% |
| Guangdong | 6 | 3.4% |
| Hebei | 5 | 2.8% |
Record counts do not rank supply capability or economic size.
The largest intersection, Jiangsu × Energy conservation and environmental protection, contains 35 records, or 97.2% of the 36 records carrying the Jiangsu label.
| reporting jurisdiction | industry | Intersection records | Cohort share |
|---|---|---|---|
| Jiangsu | Energy conservation and environmental protection | 35 | 19.9% |
| Beijing | Energy conservation and environmental protection | 24 | 13.6% |
| Zhejiang | Energy conservation and environmental protection | 21 | 11.9% |
| Shandong | Energy conservation and environmental protection | 12 | 6.8% |
| Shanghai | Energy conservation and environmental protection | 9 | 5.1% |
| Anhui | Energy conservation and environmental protection | 7 | 4.0% |
| Hubei | Energy conservation and environmental protection | 7 | 4.0% |
| Hunan | Energy conservation and environmental protection | 7 | 4.0% |
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 34 non-empty cells; the other 26 remain in the analysis.
Evidence coverage and strength of conclusions
| Record field | Non-empty/cohort | Completion |
|---|---|---|
| Company name | 176/176 | 100.0% |
| reporting jurisdiction | 176/176 | 100.0% |
| industry | 176/176 | 100.0% |
| Recorded products | 176/176 | 100.0% |
| sub-industry | 176/176 | 100.0% |
| Chain labels | 176/176 | 100.0% |
Non-empty fields are not necessarily accurate or supported by originals.
| Scope of source support | Count |
|---|---|
| Profiles with source-supported excerpts | 57 |
| Distinct corresponding companies | 57 |
| Reviewed Chinese/English paragraph pairs | 58 |
Counts concern existing reviewed bilingual excerpts, not re-certification of originals or entire reports.
Intersection with 2026 local lists
41 of this cohort’s 176 records link through existing company-ID mappings to 2026 lists from all jurisdictions (23.3%). 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 | 41 | 3 | 38 | 41 |
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 Energy Saving Carbon Reduction Equipment Keyword Candidate Study: 143; records in this cohort but outside that set: 33. The intersection/union ratio is 29.2%, a measure of label overlap rather than business collaboration. Read comparison
Shared records with Energy conservation and environmental protection / Energy conservation, environmental protection and resource recycling / Complete systems and use-case applications Supply-chain Study: 168; records in this cohort but outside that set: 8. The intersection/union ratio is 25.9%, a measure of label overlap rather than business collaboration. Read comparison
Company samples and record links
| Company | Jurisdiction | Recorded industry |
|---|---|---|
| Wuhan Shengyu Smart Ecological Environmental Protection Co., Ltd. | Hubei | Energy conservation and environmental protection |
| Tianhe (Baoding)Environmental Engineering Co., Ltd. | Hebei | Energy conservation and environmental protection |
| Guangzhou Caomuban Environmental Technology Co., Ltd. | Guangdong | Energy conservation and environmental protection |
| MayAir Technology (China) Co., Ltd. | Jiangsu | Energy conservation and environmental protection |
| Shanghai Yike Green Engineering Co., Ltd. | Shanghai | Energy conservation and environmental protection |
| Weihai Berlin Voncon Oxygen Technology Co., Ltd. | Shandong | Energy conservation and environmental protection |
| Shandong Benyuan Environmental Science and Technology Co., Ltd. | Shandong | Energy conservation and environmental protection |
| Dongying JOFO Filtration Technology Co., Ltd. | Shandong | Energy conservation and environmental protection |
Stable-ID samples, not rankings; metrics use the full cohort.
Directly related profiles and reports
| Page | Presentation |
|---|---|
| Wuhan Shengyu Smart Ecological Environmental Protection Co., Ltd. | Company data profile |
| Tianhe (Baoding)Environmental Engineering Co., Ltd. | Company report page |
| Guangzhou Caomuban Environmental Technology Co., Ltd. | Company data profile |
| MayAir Technology (China) Co., Ltd. | Company data profile |
| Shanghai Yike Green Engineering Co., Ltd. | Company report page |
| Weihai Berlin Voncon Oxygen Technology Co., Ltd. | Company report page |