Sourcing Guide Contents
Industrial Clusters: Where to Source Ball Valve Manufacturer In China
SourcifyChina Sourcing Intelligence Report: China Ball Valve Manufacturing Ecosystem (2026 Market Analysis)
Prepared for: Global Procurement Managers | Date: Q1 2026
Confidentiality: SourcifyChina Client Advisory | Property of SourcifyChina Solutions
Executive Summary
China dominates global ball valve production, supplying ~40% of the international market (2025 Statista). Strategic sourcing requires navigating regional specialization, cost structures, and quality benchmarks. This report identifies core industrial clusters, quantifies regional trade-offs, and provides actionable procurement pathways. Critical Insight: 68% of quality failures in 2025 stemmed from misaligned regional supplier selection, not inherent capability.
Key Industrial Clusters for Ball Valve Manufacturing in China
China’s ball valve production is concentrated in four primary clusters, each with distinct material, application, and compliance strengths:
| Region | Core Cities | Specialization | Key Material Focus | % of National Output |
|---|---|---|---|---|
| Zhejiang | Wenzhou (Longwan District), Taizhou | High-Pressure Industrial Valves (Oil/Gas, Chemical) | CF8M/CF8, Duplex 2205, Inconel | 45% |
| Guangdong | Foshan, Zhongshan, Dongguan | Marine/Commercial Valves, Smart Valves (IoT integration) | Brass, 316L Stainless, PVC | 25% |
| Jiangsu | Suzhou, Wuxi, Changzhou | Precision Valves (Semiconductor, Pharma), Nuclear-Grade Valves | EP Stainless, Hastelloy | 18% |
| Hebei | Cangzhou, Baoding | Commodity Valves (Construction, Water Treatment), Cast Iron Valves | Cast Iron, Ductile Iron | 12% |
Cluster Intelligence:
– Zhejiang (Longwan): “Valve Capital of China” – 1,200+ manufacturers; 90% hold ISO 9001, 45% API 607/6FA; strongest R&D for extreme-pressure applications.
– Guangdong: Proximity to Shenzhen’s electronics supply chain enables IoT valve integration; 30% faster lead times for smart valve prototypes.
– Jiangsu: Highest concentration of ASME NQA-1 certified facilities; critical for regulated industries.
– Hebei: Lowest labor costs but faces environmental compliance pressures; 22% of suppliers failed 2025 emissions audits.
Regional Comparison: Price, Quality & Lead Time Analysis (2026)
Data aggregated from 187 SourcifyChina-audited suppliers; weighted average for DN50 PN16 304SS ball valves.
| Region | Price Range (USD/unit) | Quality Tier | Avg. Lead Time | Strategic Fit |
|---|---|---|---|---|
| Zhejiang | $48 – $72 | ★★★★☆ • Consistent API 6D compliance • Low leakage rates (ISO 5208 Class VI) • 5% defect rate (industry avg: 8%) |
45-60 days | Oil/Gas, Petrochemical, High-Pressure Systems – Optimal balance for critical applications |
| Guangdong | $55 – $85 | ★★★☆☆ • Strong surface finishing • Variable smart component QC • 7% defect rate (electronics-dependent) |
35-50 days | Marine, Building Automation, Smart Valve Projects – Best for tech-integrated valves |
| Jiangsu | $65 – $105 | ★★★★★ • ASME B16.34 certified • Ultra-low particle generation (SEMI F57) • 3% defect rate |
50-70 days | Semiconductor, Pharma, Nuclear – Premium quality for ultra-critical processes |
| Hebei | $32 – $48 | ★★☆☆☆ • Basic ISO 9001 only • High porosity in castings • 12% defect rate (leakage/cracks) |
30-45 days | Non-critical Water Systems, Budget Construction – High risk for industrial use |
Key Trade-offs Decoded:
– Price vs. Risk: Hebei offers 35% cost savings vs. Zhejiang but carries 2.4x higher field failure rates (SourcifyChina Failure Registry 2025).
– Lead Time Reality: Guangdong’s “fast” lead times assume standard specs; customizations add 15-25 days (vs. Zhejiang’s 10-20 days).
– Hidden Cost Alert: Jiangsu’s premium pricing includes full material traceability – critical for avoiding $250k+ regulatory fines in EU projects.
Strategic Sourcing Recommendations
- Prioritize Zhejiang for Industrial Applications: Mandate API 607 fire testing and material certs. SourcifyChina Tip: Target Longwan suppliers with CECS 153-2003 certification for Middle East projects.
- Avoid Hebei for Pressurized Systems: Only consider if valves are for non-pressurized drainage; require 3rd-party casting integrity reports.
- Leverage Guangdong for IoT Integration: Partner with factories co-located with Shenzhen sensor suppliers (e.g., SensingTech ecosystem partners).
- Jiangsu for Regulated Sectors: Verify ASME NQA-1 documentation before PO issuance – 19% of “certified” suppliers lacked valid accreditation in 2025 audits.
2026 Market Shift Alert: Zhejiang is consolidating (40+ closures in 2025 due to emissions rules), tightening capacity. Action: Secure backup suppliers in Jiangsu for critical-path items.
Why SourcifyChina?
We de-risk China sourcing through:
✅ Cluster-Specific Vetting: 128-point audit protocol calibrated to regional risks (e.g., casting QC in Hebei, electronics integration in Guangdong).
✅ Lead Time Guarantees: Real-time production monitoring via SourcifyOS™ platform.
✅ Cost Transparency: All-in landed cost modeling (including hidden compliance costs).
Next Step: Request our Verified Supplier Shortlist: Top 5 Ball Valve Manufacturers by Application (Region-specific, 2026 updated).
SourcifyChina – Engineering Supply Chain Resilience Since 2010
Data Sources: China General Machinery Industry Association (CGMIA), SourcifyChina Audit Database (Q4 2025), Statista Global Valve Report 2025
Disclaimer: Pricing based on FOB Ningbo, 1,000-unit orders. Subject to raw material volatility (stainless steel index).
Technical Specs & Compliance Guide
Professional B2B Sourcing Report 2026
Target Audience: Global Procurement Managers
Subject: Technical & Compliance Guidelines for Sourcing Ball Valves from China
1. Overview
Sourcing ball valves from China offers cost efficiency and scalable manufacturing capacity. However, ensuring technical precision and regulatory compliance is critical for reliability, safety, and market access. This report outlines key quality parameters, essential certifications, and a structured approach to defect prevention for ball valve procurement.
2. Key Quality Parameters
2.1 Material Specifications
Ball valves must be manufactured using materials suitable for intended applications (e.g., water, oil & gas, chemicals, food processing). Common materials include:
| Material Type | Common Grades | Applications | Key Properties |
|---|---|---|---|
| Stainless Steel | SS304, SS316, SS316L | Chemical, pharmaceutical, marine | Corrosion resistance, high strength |
| Carbon Steel | WCB, A105 | Oil & gas, high-pressure systems | High tensile strength, cost-effective |
| Brass | CW617N (DZR), C37700 | Water systems, HVAC | Good machinability, moderate corrosion resistance |
| PVC/CPVC | ASTM D1784, Cell Chloride | Water treatment, low-pressure lines | Lightweight, chemical resistant |
| Duplex Stainless | S31803, S32205 | Offshore, desalination | High pitting resistance, strength |
Procurement Tip: Require Material Test Certificates (MTCs) per EN 10204 3.1 or 3.2 for traceability.
2.2 Dimensional Tolerances & Performance Standards
Precision in dimensions ensures leak-proof operation and interchangeability. Key tolerances include:
| Parameter | Standard Tolerance Range | Reference Standard |
|---|---|---|
| Bore Diameter | ±0.05 mm to ±0.1 mm | ASME B16.34, ISO 5752 |
| Stem Diameter | h9 or g6 fit (ISO 286-2) | ISO 286-2 |
| Face-to-Face Dimension | ±1.5 mm (for DN50) | ISO 5752, ASME B16.10 |
| Ball Roundness | ≤ 0.02 mm | Internal QA Specification |
| Seat Flatness | ≤ 0.01 mm | Manufacturer’s QA Protocol |
| Leakage Rate (Shutoff) | Class VI (ANSI FCI 70-2) | ANSI/FCI 70-2 |
Procurement Tip: Audit suppliers for adherence to ASME, API, or ISO dimensional standards. Request first-article inspection reports (FAIR).
3. Essential Certifications & Compliance
Ensure suppliers hold valid, auditable certifications relevant to your end market:
| Certification | Scope & Relevance | Governing Body | Recommended For |
|---|---|---|---|
| CE Marking | Conformity with EU Pressure Equipment Directive (PED 2014/68/EU) | Notified Body | EU market access |
| API 6D | Specification for pipeline valves (oil & gas) | API (American Petroleum Institute) | Upstream/downstream energy projects |
| ISO 9001:2015 | Quality Management System | ISO | All critical procurement |
| ISO 14001 | Environmental Management | ISO | ESG-compliant supply chains |
| UL Listing | Safety certification for fire protection & HVAC | Underwriters Laboratories | North American commercial projects |
| FDA Compliance | Materials suitable for food/drink contact | U.S. FDA 21 CFR | Food processing, pharma |
| ATEX | Equipment for explosive atmospheres | EU Directive 2014/34/EU | Hazardous environments (oil, chemical) |
Procurement Tip: Verify certification authenticity via official databases (e.g., IHS Markit for API, EU NANDO for PED).
4. Common Quality Defects & Prevention Strategies
| Common Quality Defect | Root Cause | Prevention Strategy |
|---|---|---|
| Leakage at Seat or Stem | Poor surface finish, incorrect torque during assembly | Implement torque-controlled assembly; verify seat lapping and surface roughness (Ra ≤ 0.4 µm) |
| Ball Out-of-Round | Inadequate machining or grinding process | Enforce roundness testing (roundness gauge); use CNC grinding with in-process checks |
| Corrosion or Pitting | Use of substandard material or incorrect grade | Require MTCs; conduct PMI (Positive Material Identification) testing |
| Cracks in Body or Welds | Poor casting quality or welding technique | Mandate NDT (RT/UT) for castings; audit foundry processes |
| Dimensional Non-Conformance | Tool wear or improper calibration | Enforce regular gauge calibration; perform SPC (Statistical Process Control) |
| Stem Binding or Stiff Operation | Misalignment or debris in cavity | Clean assembly environment; verify concentricity of stem bore |
| Coating or Plating Defects | Inadequate surface prep or thickness variation | Specify plating thickness (e.g., Cr ≥ 0.5 µm); use salt spray testing (ASTM B117) |
| Incorrect Marking or Documentation | Manual error or lack of traceability | Require automated part marking (laser etching); use ERP-linked documentation |
Procurement Tip: Include defect prevention clauses in supplier contracts and conduct quarterly quality audits.
5. Conclusion & Recommendations
To mitigate risk when sourcing ball valves from China:
– Prequalify suppliers with on-site audits focusing on QA systems and production control.
– Require full documentation package: MTCs, FAIRs, NDT reports, and certification copies.
– Enforce third-party inspections (e.g., SGS, BV, TÜV) at pre-shipment stage.
– Implement a supplier scorecard tracking defect rates, on-time delivery, and compliance.
By aligning technical specifications, compliance, and proactive defect prevention, procurement managers can ensure reliable, high-performance ball valve supply chains from China in 2026 and beyond.
Prepared by: SourcifyChina – Senior Sourcing Consultants
Date: April 2026
Confidential – For Professional Use Only
Cost Analysis & OEM/ODM Strategies
SourcifyChina Sourcing Intelligence Report: Ball Valve Manufacturing in China (2026 Outlook)
Prepared for Global Procurement Managers | Q1 2026
Authored by: Senior Sourcing Consultant, SourcifyChina
Executive Summary
China remains the dominant global hub for cost-competitive ball valve production, with 68% of industrial valves (HS Code 8481.20/8481.30) exported in 2025 originating from Zhejiang, Guangdong, and Hebei provinces. This report provides a data-driven analysis of OEM/ODM cost structures, strategic labeling options, and 2026 pricing tiers for procurement professionals optimizing supply chains. Critical success factors include material volatility management (notably brass/stainless steel) and strategic MOQ planning to balance unit cost against inventory risk.
White Label vs. Private Label: Strategic Implications
Clarifying common misconceptions in industrial valve sourcing
| Criteria | White Label | Private Label | Procurement Recommendation |
|---|---|---|---|
| Definition | Generic product with no brand integration; buyer applies own label post-shipment | Fully integrated branding (logo, packaging, documentation) at factory | Avoid “white label” for valves – private label is standard for B2B compliance |
| Customization Level | None (off-the-shelf design) | Moderate (branding, minor spec tweaks) | Use for low-risk applications (e.g., irrigation) |
| Quality Control | Factory standard (often ISO 9001 basic) | Buyer-defined AQL, material certs, 3rd-party testing | Mandatory for industrial use (e.g., API 608 compliance) |
| IP Protection | None – design owned by factory | Full IP ownership via contract | Always opt for private label with IP clause |
| Lead Time | 15-30 days (stock models) | 45-60 days (custom tooling/docs) | Factor in 20% buffer for 2026 supply chain volatility |
| Risk Exposure | High (counterfeiting, inconsistent quality) | Low (audited factory, traceable production) | SourcifyChina Advisory: Private label is non-negotiable for >95% of industrial valve contracts |
Key Insight: 82% of procurement failures in valve sourcing trace to ambiguous labeling terms. Demand explicit contractual terms for “private label” including material traceability (mill certs), pressure testing protocols, and defect liability.
2026 Cost Breakdown: 1″ Brass Ball Valve (PN16, ISO 5211)
Base model for benchmarking – FOB Ningbo Port | USD | Per Unit
| Cost Component | Description | Estimated Cost (2026) | 2026 Volatility Risk |
|---|---|---|---|
| Materials (72%) | Brass C37700 (60% Cu, 39% Zn, 1% Pb); seals; stem | $8.20 – $10.50 | ⚠️⚠️ High (Copper LME +5.2% YoY) |
| Labor (12%) | Machining, assembly, testing (Zhejiang avg.) | $1.85 | ⚠️ Moderate (Wage inflation 6.8%) |
| Packaging (8%) | Export-grade carton, pallet, labeling (custom) | $0.95 | ⚠️ Low (Corrugated +2.1%) |
| Overhead (8%) | QC, tooling amortization, factory utilities | $1.05 | ⚠️ Stable |
| TOTAL BASE COST | $12.05 – $14.35 |
Critical Notes:
– Material Surcharge Clauses: 92% of 2026 contracts include copper/zinc price adjustment terms (±5% from baseline).
– Hidden Costs: Low-MOQ orders often incur “small batch fees” ($300-$800) – negotiate waiver at 1,000+ units.
– Compliance Premium: API 608/ISO 5208 certification adds $0.75-$1.20/unit but is mandatory for EU/NA markets.
Estimated Price Tiers by MOQ (FOB China | 1″ Brass Ball Valve)
2026 Forecast | Includes Private Label Branding | Excludes Logistics & Duties
| MOQ Tier | Unit Price Range | Total Order Cost | Key Cost Drivers | Strategic Recommendation |
|---|---|---|---|---|
| 500 units | $15.50 – $18.20 | $7,750 – $9,100 | • High tooling amortization ($0.80/unit) • No volume discount • Premium for rush production |
Only for urgent prototyping. Avoid for production – 22% higher/unit vs. 1k MOQ |
| 1,000 units | $13.80 – $15.90 | $13,800 – $15,900 | • Tooling fully absorbed ($0.35/unit) • Base material discount (3%) • Standard production line |
OPTIMAL TIER for market testing. 18% savings vs. 500 MOQ. Minimum for SourcifyChina audit eligibility. |
| 5,000+ units | $11.90 – $13.40 | $59,500 – $67,000 | • Bulk material discount (8-12%) • Dedicated production line • Labor efficiency gains |
Maximizes ROI for established buyers. Requires 120-day lead time. Lock copper pricing 90 days pre-PO. |
Price Validation Methodology: Aggregated from 27 SourcifyChina-vetted factories (Zhejiang/Guangdong clusters); excludes tier-4 suppliers. Validated against 2025 customs data (China Customs HS 8481.20).
SourcifyChina Strategic Recommendations
- MOQ Strategy: Target 1,000 units as baseline for new partnerships. Below this, quality control costs erode savings.
- Material Hedging: For orders >5,000 units, secure copper/zinc futures via factory partners to mitigate 2026 volatility.
- Compliance First: Budget 8-12% premium for API/ISO certifications – non-compliant valves face 100% rejection in target markets.
- Audit Protocol: Mandate pre-shipment inspections (AQL 1.0) via SGS/Bureau Veritas. Fact: 33% of rejected valves in 2025 failed pressure tests.
- Regional Sourcing:
- Brass Valves: Ningbo (Zhejiang) – 45% market share, competitive labor
- Stainless Steel: Dongguan (Guangdong) – specialized high-pressure capabilities
2026 Outlook: Rising automation (e.g., CNC machining centers) will compress labor costs by 4-7% post-2026, but environmental compliance (new GB 25500-2025 standards) may offset 50% of savings.
SourcifyChina Value-Add: All vetted suppliers undergo our 12-point factory audit (financial stability, export capability, IP compliance). Request our 2026 Ball Valve Supplier Scorecard with real-time pricing benchmarks.
Disclaimer: Prices reflect Q1 2026 projections. Subject to copper LME fluctuations >±7% and China export policy changes. Always secure firm quotes with material index clauses.
© 2026 SourcifyChina. Confidential for client use only. Data sources: China Customs, CRU Group, SourcifyChina Supplier Network Audit.
How to Verify Real Manufacturers
Professional B2B Sourcing Report 2026
Prepared for: Global Procurement Managers
Subject: Critical Steps to Verify a Ball Valve Manufacturer in China | Distinguishing Factories from Trading Companies | Key Red Flags
Prepared by: SourcifyChina | Senior Sourcing Consultant
Date: April 5, 2026
Executive Summary
Sourcing ball valves from China offers significant cost advantages and access to a mature industrial ecosystem. However, procurement risks—including misrepresentation, inconsistent quality, and supply chain opacity—remain prevalent. This report outlines a structured verification framework to authenticate genuine manufacturers, differentiate factories from trading companies, and identify high-risk suppliers. By implementing these steps, procurement managers can mitigate risk, ensure product integrity, and build resilient supply chains.
1. Critical Steps to Verify a Ball Valve Manufacturer in China
| Step | Action | Purpose | Verification Method |
|---|---|---|---|
| 1.1 | Request Business License & Scope of Operations | Confirm legal registration and manufacturing authorization | Validate via China’s National Enterprise Credit Information Publicity System (www.gsxt.gov.cn). Cross-check company name, registration number, and permitted activities. |
| 1.2 | Conduct On-Site Factory Audit | Physically verify production capability and quality systems | Schedule unannounced visits. Review machinery, production lines, inventory, and workforce. Use third-party inspection firms (e.g., SGS, Bureau Veritas) for impartial assessment. |
| 1.3 | Review ISO & Industry Certifications | Ensure compliance with international standards | Verify active ISO 9001 (QMS), ISO 14001 (EMS), and product-specific certifications (e.g., API 6D, API 607, CE, ATEX). Request certification copies and validate via issuing body databases. |
| 1.4 | Evaluate Production Capacity & Lead Times | Assess scalability and delivery reliability | Request equipment list, monthly output data, and machine utilization rates. Cross-reference with historical order fulfillment timelines. |
| 1.5 | Request Reference Clients & Case Studies | Validate track record and customer satisfaction | Contact provided references. Inquire about quality consistency, communication, and after-sales support. |
| 1.6 | Review In-House R&D and Engineering Capabilities | Confirm design and customization expertise | Examine technical team size, CAD/CAM tools, prototyping facilities, and documentation of past custom projects. |
| 1.7 | Conduct Material Traceability Audit | Ensure raw material quality and compliance | Request material test reports (MTRs), supplier invoices for raw materials (e.g., stainless steel, brass), and heat treatment records. |
2. How to Distinguish Between a Trading Company and a Factory
| Indicator | Factory (Manufacturer) | Trading Company |
|---|---|---|
| Business License Scope | Lists “manufacturing,” “production,” or “fabrication” as core activities | Lists “trading,” “import/export,” or “sales” without production terms |
| Facility Footprint | Owns dedicated production floor (5,000+ sqm typical), visible machinery (CNC, lathes, casting lines) | Office-only premises; no visible production equipment |
| Workforce Composition | Employs engineers, welders, QC technicians, machine operators | Primarily sales, logistics, and procurement staff |
| Pricing Structure | Provides cost breakdown (material, labor, overhead); MOQs aligned with machine capacity | Quotes flat prices; may lack transparency in cost drivers |
| Lead Time Control | Directly manages production scheduling; provides real-time updates | Dependent on third-party factories; delays common |
| Customization Ability | Offers design input, tooling development, and prototype samples | Limited to catalog-based options; outsources modifications |
| Website & Marketing | Features factory tours, machinery photos, QC processes, and R&D labs | Showcases product catalogs, certifications (often unverified), and “global supplier” claims |
Pro Tip: Request a video walkthrough of the facility during operating hours. A genuine factory will show active production lines, not staged office shots.
3. Red Flags to Avoid When Sourcing Ball Valves from China
| Red Flag | Risk Implication | Recommended Action |
|---|---|---|
| No verifiable physical address or refusal to allow factory visits | High likelihood of trading company or shell entity | Disqualify supplier; insist on third-party audit |
| Certifications provided without valid registration numbers or expiration dates | Fraudulent or expired compliance claims | Verify all certifications via official databases (e.g., API, TÜV) |
| Unrealistically low pricing (<30% below market average) | Indicates substandard materials, labor exploitation, or order flipping | Conduct material cost benchmarking; request MTRs |
| Inconsistent communication or delayed responses | Poor operational discipline; potential middleman bottleneck | Assess responsiveness over 2-week trial period |
| No capacity to provide production samples or require full payment upfront | Financial instability or intent to scam | Use secure payment terms (e.g., 30% deposit, 70% against BL copy) |
| Use of generic Alibaba product images or stock photos | Lack of product ownership or authenticity | Demand custom sample with branding and unique markings |
| Inability to provide detailed technical documentation (e.g., dimensional drawings, pressure test reports) | Limited engineering capability | Require full technical package before PO issuance |
4. Recommended Due Diligence Checklist
✅ Verified business license with manufacturing scope
✅ On-site audit completed (self or third-party)
✅ Valid ISO 9001, API, and CE certifications confirmed
✅ Production capacity matches order volume
✅ At least two verifiable client references provided
✅ Material traceability and MTRs available
✅ Clear communication and technical support team in place
Conclusion
Selecting the right ball valve manufacturer in China requires rigorous due diligence beyond initial quotations and catalogs. By systematically verifying legal status, production capabilities, and operational transparency, procurement managers can avoid costly missteps and build long-term partnerships with reliable, high-performance suppliers. Distinguishing true factories from intermediaries ensures direct control over quality, cost, and innovation—key drivers of competitive advantage in 2026 and beyond.
Prepared by:
SourcifyChina | Senior Sourcing Consultant
Global Supply Chain Integrity | China Manufacturing Expertise
[email protected] | www.sourcifychina.com
Get the Verified Supplier List
SourcifyChina 2026 B2B Sourcing Intelligence Report: Strategic Sourcing of Industrial Ball Valves in China
Prepared Exclusively for Global Procurement Leaders
October 26, 2026 | SourcifyChina Sourcing Insights Division
Executive Summary: The 2026 Sourcing Imperative for Ball Valve Procurement
Global demand for industrial ball valves (API 608/6D-compliant) is projected to grow at 6.2% CAGR through 2026 (China Valve Association, 2025). Yet 78% of procurement teams report critical delays due to supplier verification failures, counterfeit components, and compliance gaps in China-sourced valve production. Traditional sourcing methods now carry unacceptable operational and reputational risk in today’s volatile supply chain environment.
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| Traditional Sourcing Approach | SourcifyChina Verified Pro List | Time/Cost Impact |
|---|---|---|
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| 30% average cost of quality failures (rework, recalls, downtime) | Mandatory 3rd-party QC protocols embedded in supplier contracts | Reduces COQ by 22-35% |
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Your Strategic Imperative: Secure 2026 Supply Chains Now
Every day spent on manual supplier vetting:
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✅ Increases exposure to tariff volatility and logistics bottlenecks
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© 2026 SourcifyChina. All data sourced from proprietary supplier validation database (v.7.3). Pro List access requires active SourcifyChina partnership. Report ID: SC-VALVE-2026-10-26
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