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Research findings
Cohort structure analysis
Recorded reporting jurisdiction counts in this 11-record cohort: Beijing (2 records); Guangdong (2 records).
The record-count gap between Beijing and Guangdong is 0, or 0.0% of this 11-record base. The gap concerns records, not revenue or market position.
| Company cohort | Directly linked pages | Share of public archive | Archive date |
|---|---|---|---|
| 11 | 11 | 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 | 11 | 19,286 |
Observed labels
| Dimension | Label | Count/base | Participation |
|---|---|---|---|
| reporting jurisdiction | Beijing | 2/11 | 18.2% |
| reporting jurisdiction | Guangdong | 2/11 | 18.2% |
| reporting jurisdiction | Jiangsu | 2/11 | 18.2% |
| reporting jurisdiction | Shanghai | 1/11 | 9.1% |
| reporting jurisdiction | Sichuan | 1/11 | 9.1% |
| industry | Advanced equipment | 5/11 | 45.5% |
| industry | Advanced materials | 3/11 | 27.3% |
| industry | Next-generation information technology | 2/11 | 18.2% |
| industry | Energy conservation and environmental protection | 1/11 | 9.1% |
Multi-label counts can overlap; filter compliance is not industrial advantage.
Evidence and list-linkage counts
| Measure | Count |
|---|---|
| Companies with existing sourced excerpts | 4/11 |
| Existing reviewed bilingual excerpt pairs | 4 |
| IDs linked to 2026 local lists | 2/11 |
| Product-field rule reminders | 1/11 |
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 | 4/11 |
| Product field | 6/11 |
| Sub-industry | 2/11 |
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 |
|---|---|---|---|---|
| Cmp Polishing Slurry Pad Consumables Keyword Candidate Study | 2 | 2 | 9 | 18.2% |
| Superhard Materials Cutting Tools Abrasives Keyword Candidate Study | 100 | 6 | 5 | 5.7% |
Company samples and record links
| Company | Jurisdiction | Recorded industry |
|---|---|---|
| Dongguan Golden Sun Abrasives Co., Ltd. | Guangdong | Advanced equipment |
| Yangquan Zhongjia Abrasives Co., Ltd. | Shanxi | Advanced equipment |
| Beijing Guoruisheng Technology Group Co., Ltd. | Beijing | Next-generation information technology |
| Dongguan Chuncao Grinding Technology Co., Ltd. | Guangdong | Advanced materials |
| Lianyungang Gao Pin Renewable Resources Co., Ltd. | Jiangsu | Energy conservation and environmental protection |
| Jiangsu Sanling Abrasive Co., Ltd. | Jiangsu | Advanced equipment |
| Sichuan Zhongyan New Materials Technology Co., Ltd. | Sichuan | Advanced materials |
| Beijing Jingyi Jingwei Technology Co., Ltd. | Beijing | Advanced materials |
Directly related profiles and reports
| Page | Presentation |
|---|---|
| Dongguan Golden Sun Abrasives Co., Ltd. | Company data profile |
| Yangquan Zhongjia Abrasives Co., Ltd. | Company data profile |
| Beijing Guoruisheng Technology Group Co., Ltd. | Company data profile |
| Dongguan Chuncao Grinding Technology Co., Ltd. | Company data profile |
| Lianyungang Gao Pin Renewable Resources Co., Ltd. | Company data profile |
| Jiangsu Sanling Abrasive Co., Ltd. | Company data profile |