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Research findings
Filter-difference study
Against the 21-record Dental Orthopedic Medical Devices Keyword Candidate Study, this 13-record cohort shares 13 records. Only 0 occur here and 8 only in the reference; the union contains 21. These are filter-membership differences, not company entries or exits.
| Company cohort | Directly linked pages | Share of public archive | Archive date |
|---|---|---|---|
| 13 | 13 | 0.1% | 2026-10-16 |
Deduplicated company IDs.
Filter differences and comparison link
The largest recorded sub-industry participation gap is for Orthopaedic and dental implants: 7/13 here versus 7/21 in the reference, an absolute difference of 20.5 percentage points. The cohorts have overlapping company IDs and are not independent samples.
| sub-industry | Focal count/base | Reference count/base | Participation gap (pp) |
|---|---|---|---|
| Orthopaedic and dental implants | 7/13 | 7/21 | +20.5 |
| Critical basic components | 0/13 | 1/21 | -4.8 |
| Medical devices and health equipment | 0/13 | 1/21 | -4.8 |
| Additive manufacturing equipment | 0/13 | 1/21 | -4.8 |
| Industrial robots | 0/13 | 1/21 | -4.8 |
Zero means no recorded label, not no business; multi-label cells overlap.
Counts within parent sets
| Set | All records | This subset | Excluding this subset |
|---|---|---|---|
| All public archive records | 19,297 | 13 | 19,284 |
Observed labels
| Dimension | Label | Count/base | Participation |
|---|---|---|---|
| reporting jurisdiction | Beijing | 4/13 | 30.8% |
| reporting jurisdiction | Shandong | 2/13 | 15.4% |
| reporting jurisdiction | Zhejiang | 2/13 | 15.4% |
| reporting jurisdiction | Shenzhen | 2/13 | 15.4% |
| reporting jurisdiction | Jiangsu | 1/13 | 7.7% |
| industry | Biomedicine | 10/13 | 76.9% |
| industry | Advanced materials | 1/13 | 7.7% |
| industry | Producer services | 1/13 | 7.7% |
| industry | Advanced equipment | 1/13 | 7.7% |
Multi-label counts can overlap; filter compliance is not industrial advantage.
Evidence and list-linkage counts
| Measure | Count |
|---|---|
| Companies with existing sourced excerpts | 7/13 |
| Existing reviewed bilingual excerpt pairs | 7 |
| IDs linked to 2026 local lists | 3/13 |
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 | 2/13 |
| Product field | 7/13 |
| Sub-industry | 9/13 |
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 |
|---|---|---|---|---|
| Dental Orthopedic Medical Devices Keyword Candidate Study | 21 | 13 | 0 | 61.9% |
| Oral Ophthalmic Specialty Medical Devices Keyword Candidate Study | 24 | 8 | 5 | 27.6% |
Company samples and record links
| Company | Jurisdiction | Recorded industry |
|---|---|---|
| Aidite (Qinhuangdao) Technology Co., Ltd. | Hebei | Biomedicine |
| Zhejiang Xunshi Technology Co., Ltd. | Zhejiang | Biomedicine |
| Beijing Fule Science & Technology Development Co., Ltd. | Beijing | Biomedicine |
| Beijing Zksk Technology Co., Ltd. | Beijing | Biomedicine |
| Wuxi Hyatech Co., Ltd. | Jiangsu | Advanced equipment |
| Shandong Huge Dental Medical Group Co., Ltd. | Shandong | Advanced materials |
| Beijing Rosenberg Technology Co., Ltd. | Beijing | Biomedicine |
| Yantai Dongcheng Biochemicals Co., Ltd. | Shandong | Biomedicine |
Directly related profiles and reports
| Page | Presentation |
|---|---|
| Aidite (Qinhuangdao) Technology Co., Ltd. | Company data profile |
| Zhejiang Xunshi Technology Co., Ltd. | Company data profile |
| Beijing Fule Science & Technology Development Co., Ltd. | Company report page |
| Beijing Zksk Technology Co., Ltd. | Company data profile |
| Wuxi Hyatech Co., Ltd. | Company report page |
| Shandong Huge Dental Medical Group Co., Ltd. | Company data profile |