Permanent project revision

Shanghai Mandatory Household Waste Sorting

Revision 2026-08-26-claim-mapping · effective 2026-07-26

Current revision. This is the snapshot used by the live entity page.

unreviewed

Added a ten-claim evidence mapping and a sourced lesson drawing on the peer-reviewed finding that thirty years of voluntary sorting achieved little before the 2019 obligation.

sha256:2d6cb5bf7f52f8cb5ccd43ffc730ee6978067d2ee239432ad3fce532b55e3891

All revisions → Current entity page →

Change set

replace /snapshot/projectFingerprint — Updated projectFingerprint to the current sourced project record.
replace /snapshot/claims — Updated claims to the current sourced project record.
replace /snapshot/sources — Updated sources to the current sourced project record.

10: of 10 claims mapped
8: source dossiers
8: publication dates recorded
1: archives linked
0: exact locators
0: content captures hashed

Claims, one by one

The text below is copied verbatim from the published record. Each claim names the source dossiers that carry it; caveats stay attached to the claim they qualify.

Claim 1 clm-f70b06c7c7deb10c quantitative

Since 1 July 2019 Shanghai households must sort waste into four streams — recyclables, hazardous, wet (kitchen) and dry — with fines up to 200 yuan for residents and 50,000 yuan for organisations

Published field: snippet · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: China Daily reports the regulation's effective date, the four categories and both fine ceilings.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

China Daily — Shanghai's new regulation on domestic garbage to take effect on July 1 (2019)

Claim 2 clm-3fb016dfed594098 descriptive

AI cameras that grade bin-room purity and auto-issue work orders

Published field: snippet · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The greenery bureau's own account describes video recognition detecting sorting purity and automatically generating standardised case work orders dispatched through the city platform.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Shanghai Municipal Administration of Greenery and City Appearance — AI recognition in waste sorting management (Feb 2025)

Claim 3 clm-d771c8076b6d9421 descriptive

weighing devices on collection trucks

Published field: snippet · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The municipal account of the smart collection routes lists weighing devices on collection vehicles alongside the purity-recognition cameras.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Shanghai Municipal Government — Shanghai advances smart waste collection initiatives (Aug 2024)

Claim 4 clm-4d214d7c02ed5a80 quantitative

a platform tracking containers and vehicles across all 16 districts

Published field: snippet · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: Shanghai Chengtou Environment Group's digital management platform is reported as covering 16 districts, 2,100 containers and 4,500 trucks.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Shanghai Municipal Government — Shanghai launches system to improve trash sorting (Apr 2024)

Claim 5 clm-e2b7f0bf3a7e5104 descriptive

The Green Account points scheme rewards correct sorting, but a peer-reviewed study found the incentive largely stalled at community level

Published field: snippet · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The study traces the incentive scheme down the chain of government and finds it nullified once devolution reaches community-level governance.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Bian, Nduneseokwu, Li & Harder — Drift in policy implementation: incentives thwarted in a recycling programme, Waste Management & Research (2022)

Claim 6 clm-406943950b84ed73 quantitative

Daily average of 7,927 t of recyclables sorted citywide in Jan-May 2025, 1.96 times the pre-regulation 2019 level

Published field: impact · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The municipal release gives the January-to-May daily average and states the increase against the same period in 2019.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Shanghai Municipal Government — Shanghai to upgrade waste sorting stations (Jul 2025)

Claim 7 clm-3c7c7907d6fc6d06 quantitative

A peer-reviewed 2021 evaluation found about 83.62% of household food waste effectively separated at 99.50% purity

Published field: impact · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The evaluation tracked classification efficiency under the compulsory rules and reports both figures.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Wang, Shi, Zhou, Zhao, Maraseni & Qian — Implementation effect of municipal solid waste mandatory sorting policy in Shanghai, Journal of Environmental Management (2021)

Claim 8 clm-700432e1f9912d9f quantitative

Shanghai had been asking households to sort since the 1990s and, on the peer-reviewed account, got little for thirty years

Published field: lesson · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The paper opens by noting that source classification began in the 1990s and achieved little over the following thirty years, before the compulsory provision of 2019.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Wang, Shi, Zhou, Zhao, Maraseni & Qian — Implementation effect of municipal solid waste mandatory sorting policy in Shanghai, Journal of Environmental Management (2021)

Claim 9 clm-db8da3375e54a17d descriptive

haulers who may refuse an unsorted load

Published field: lesson · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The regulation lets transport operators refuse to collect waste that has not been properly sorted.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

China Daily — Shanghai's new regulation on domestic garbage to take effect on July 1 (2019)

Claim 10 clm-ba65f079b5a55cb0 descriptive

a peer-reviewed study found the incentive nullified at community level, where targets devised for ease of measurement displaced what the policy was for

Published field: lesson · verbatim
Mapping: mapped · no interpretation or interpolation added by this passport
What the mapping says: The study finds the KPIs, devised to allow ease of measurement, unintentionally caused divergence from the policy's intention of incentivising residents.
Caveat: No claim-specific caveat recorded

Sources carrying this claim

Bian, Nduneseokwu, Li & Harder — Drift in policy implementation: incentives thwarted in a recycling programme, Waste Management & Research (2022)

Source dossiers and revision state

This layer records what is known about each source, what is still missing, and the exact snapshot this page is rendering. A missing date, archive or hash stays visible as missing.

unreviewed Revision 2026-08-26-claim-mapping effective 2026-07-26 · created 2026-08-26

Awaiting operator and domain-expert review; publication of this revision implies neither.

sha256:2d6cb5bf7f52f8cb5ccd43ffc730ee6978067d2ee239432ad3fce532b55e3891

Revision history → Permanent version link → Machine-readable record → Evidence Constitution →

10: of 10 claims mapped
8: source dossiers
8: publication dates recorded
1: archives linked
0: exact locators
0: content captures hashed

Governance facts carried by the record

Operator: Shanghai Municipal Administration of Greenery and City Appearance, with Shanghai Chengtou Environment Group and district sanitation operators
Actor types: city-government, utility
Funding model: public
Funding description: Not recorded
Cost: Not recorded
Ownership: Not recorded
Decision rights: Not recorded
Exit conditions: Not recorded

8 source dossiers

China Daily — Shanghai's new regulation on domestic garbage to take effect on July 1 (2019) chinadaily.com.cn · 2 linked claims

Open original source ↗

Stable source ID: src-0a4870ae95d268cc
Publisher: Name not classified · chinadaily.com.cn
Type / language: web-page · language not classified
Published: 2019-02-01
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: No archived copy linked
Content hash: No captured content hash
Locator: Open the recorded source note
Regulation approved 31 Jan 2019, in force 1 July 2019; four categories; fines up to 200 yuan (individuals) and 50,000 yuan (organisations); haulers may refuse unsorted waste.
Descriptive only — not page/paragraph exact
Claims linked: clm-f70b06c7c7deb10c
clm-db8da3375e54a17d

Shanghai Municipal Administration of Greenery and City Appearance — AI recognition in waste sorting management (Feb 2025) lhsr.sh.gov.cn · 1 linked claim

Open original source ↗

Stable source ID: src-6cba142e1bbd5694
Publisher: Name not classified · lhsr.sh.gov.cn
Type / language: web-page · language not classified
Published: 2025-02-25
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: No archived copy linked
Content hash: No captured content hash
Locator: Open the recorded source note
Official source for the AI layer: video recognition at bin rooms detects sorting purity, dumped bags and mixed disposal, gives voice reminders and generates work orders; 800+ Type I and 2,260+ Type II upgraded residential areas by end-2024.
Descriptive only — not page/paragraph exact
Claims linked: clm-3fb016dfed594098

Shanghai Municipal Government — Shanghai advances smart waste collection initiatives (Aug 2024) english.shanghai.gov.cn · 1 linked claim

Open original source ↗

Stable source ID: src-8e79962ff1ec499d
Publisher: Name not classified · english.shanghai.gov.cn
Type / language: web-page · language not classified
Published: 2024-08-26
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: No archived copy linked
Content hash: No captured content hash
Locator: Open the recorded source note
Smart collection routes in Jing'an, Putuo and Huangpu: AI purity-recognition cameras, weighing devices on vehicles, WeChat mini-program pickup alerts.
Descriptive only — not page/paragraph exact
Claims linked: clm-d771c8076b6d9421

Shanghai Municipal Government — Shanghai launches system to improve trash sorting (Apr 2024) english.shanghai.gov.cn · 1 linked claim

Open original source ↗

Stable source ID: src-3283af1ef6ed67b0
Publisher: Name not classified · english.shanghai.gov.cn
Type / language: web-page · language not classified
Published: 2024-04-24
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: No archived copy linked
Content hash: No captured content hash
Locator: Open the recorded source note
Shanghai Chengtou Environment Group's whole-process digital platform, launched 22 April 2024: 16 districts, 215 towns, 2,100 containers, 4,500 trucks, 20 sets of disposal equipment.
Descriptive only — not page/paragraph exact
Claims linked: clm-4d214d7c02ed5a80

Shanghai Municipal Government — Shanghai to upgrade waste sorting stations (Jul 2025) english.shanghai.gov.cn · 1 linked claim

Open original source ↗

Stable source ID: src-decde7ebf268632a
Publisher: Name not classified · english.shanghai.gov.cn
Type / language: web-page · language not classified
Published: 2025-07-04
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: No archived copy linked
Content hash: No captured content hash
Locator: Open the recorded source note
Carries the impact figure verbatim (7,927 t/day recyclables, Jan-May 2025, 1.96 times the 2019 level).
Descriptive only — not page/paragraph exact
Claims linked: clm-406943950b84ed73

Wang, Shi, Zhou, Zhao, Maraseni & Qian — Implementation effect of municipal solid waste mandatory sorting policy in Shanghai, Journal of Environmental Management (2021) pubmed.ncbi.nlm.nih.gov · 2 linked claims

Open original source ↗

Stable source ID: src-a0e3b2e2bb4c0671
Publisher: Name not classified · pubmed.ncbi.nlm.nih.gov
Type / language: web-page · language not classified
Published: 2021-08-19
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: Open archived copy ↗ · 2022-06-21
Content hash: No captured content hash
Locator: Open the recorded source note
Peer-reviewed evaluation: about 83.62% of household food waste effectively separated at 99.50% purity; lower heating value of residual waste up 96.4%.
Descriptive only — not page/paragraph exact
Claims linked: clm-3c7c7907d6fc6d06
clm-700432e1f9912d9f

Bian, Nduneseokwu, Li & Harder — Drift in policy implementation: incentives thwarted in a recycling programme, Waste Management & Research (2022) journals.sagepub.com · 2 linked claims

Open original source ↗

Stable source ID: src-3ec514916ac3f609
Publisher: Name not classified · journals.sagepub.com
Type / language: web-page · language not classified
Published: 2021-07-21
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: No archived copy linked
Content hash: No captured content hash
Locator: Open the recorded source note
Peer-reviewed critique of the Green Account incentive scheme: policy intent survived devolution to district and street level but was derailed at community level by easily-measured KPIs.
Descriptive only — not page/paragraph exact
Claims linked: clm-e2b7f0bf3a7e5104
clm-ba65f079b5a55cb0

Shanghai Municipal Government press conference — Household Waste Sorting Quality and Efficiency Three-Year Action Plan 2026-2028 (2 June 2026) shanghai.gov.cn · background

Open original source ↗

Stable source ID: src-dfc84fe42af89eb6
Publisher: Name not classified · shanghai.gov.cn
Type / language: web-page · language not classified
Published: 2026-06-02
Updated: Not recorded
Source last checked: No source-level check date
Record last verified: 2026-07-26
Dossier created: 2026-08-26
Retrieved copy: No local capture recorded
Archive: No archived copy linked
Content hash: No captured content hash
Locator: Open the recorded source note
Currency check: programme still active and being extended. Targets by 2028 — recycling rate above 48%, wet-waste share above 35% at about 95% purity.
Descriptive only — not page/paragraph exact
Claims linked: Background source; no baseline claim points here

Known limits of this passport

Publisher names and source languages have not yet been classified; domains are recorded without guessing.
Existing source notes are descriptive locators, not page- or paragraph-exact citations.
A missing archive, publication date or content hash is shown as null rather than inferred.
The project-level evidence grade ranks the strongest source in the entry; it is not a truth score for every claim.