Shanghai / Advanced materials Company Structure Study

Comparative structure study

The largest recorded chain role, Advanced materials / Basic and process materials, contains 99 records (71.2% of this 139-record cohort). Companies may carry multiple labels in this dimension; participation rates are not additive market shares.

The recorded sub-industry label Functional materials and advanced-material platforms accounts for 5.8% here (8/139), compared with 37.9% in the parent set (1,281/3,381), an absolute gap of 32.1 percentage points.

17/139 companies link to pages with existing source-supported excerpts (12.2% of the cohort). The other 122 records remain usable for archive composition, but do not support new operating case studies.

An ID-deduplicated archive snapshot, not the whole market, current recognition or operating results.

The parent set, Advanced materials, contains 3,381 records. This cohort contributes 139 (4.1%); 3,242 records remain after excluding it.

The parent set, Shanghai, contains 1,131 records. This cohort contributes 139 (12.3%); 992 records remain after excluding it.

Ratio of label participation, not market share; multi-label counts overlap.

Excluding this cohort, the recorded sub-industry label Functional materials and advanced-material platforms covers 1,273/3,242 remaining records (39.3%), an absolute gap of 33.5 percentage points from this cohort.

The table shows ten labels; 1 others are included in the calculations above.

Record counts do not rank supply capability or economic size.

Non-empty fields are not necessarily accurate or supported by originals.

Counts concern existing reviewed bilingual excerpts, not re-certification of originals or entire reports.

A rule hit prioritises review; it does not establish that the entire field is wrong. One record can trigger several rules.

32 of this cohort’s 139 records link through existing company-ID mappings to 2026 lists from all jurisdictions (23.0%). This intersection measures list linkage, not successful recognition or company growth.

List rows and company IDs are separate counts, not new firms or final recognition.

The 2025 macro context for Shanghai uses a different denominator from this cohort.

Material delivery requires stable-production evidence

The Advanced materials label covers 13 records (9.4% of this cohort). This archive clue raises a verification question about Materials of defined composition and form with batch documents; it does not establish that these companies already deliver it.

Shared records with Shanghai / Advanced materials / Basic and process materials Company Structure Study: 99; records in this cohort but outside that set: 40. The intersection/union ratio is 65.1%, a measure of label overlap rather than business collaboration. Read comparison

Shared records with Shanghai / 4th batch Company Structure Study: 53; records in this cohort but outside that set: 86. The intersection/union ratio is 14.8%, a measure of label overlap rather than business collaboration. Read comparison

Stable-ID samples, not rankings; metrics use the full cohort.