Walsun Logo

Find Your Responsible & Confident
Suppliers

Professional chemical supplier screening and sourcing decision-support for overseas buyers sourcing from China. More than supplier search, we support sourcing decisions.

Get a Free Consultation → View Sample Report
✓20+ Years Industry Experience ✓Served Brenntag, Univar, 3M, Cellmark, etc.
0:00 / 0:00
Real Factory Footage

Factory Tour Video

See our verification process in action

Factory sourcing view 1
Factory sourcing view 2
Factory sourcing view 3

The Hidden Cost of Unverified Suppliers

Sourcing chemicals from China offers significant cost advantages, but without proper verification, those savings can quickly turn into costly setbacks.

Quality Inconsistencies

Suppliers claiming one specification but delivering another, leading to batch rejections and production delays.

Communication Barriers

Language gaps, cultural differences, and time zone challenges making supplier verification nearly impossible remotely.

Documentation Gaps

Missing or falsified certificates, incomplete compliance records, and unclear regulatory standing.

Time-Consuming Verification

Weeks or months spent vetting suppliers, often with limited on-ground intelligence and no standardized process.

Our Methodology

Search out Capable Chemical Suppliers

We evaluate suppliers across six critical dimensions to ensure comprehensive assessment.

1. Product Fit

  • Product name & CAS
  • Specification alignment
  • Key parameters
  • Application suitability
  • Packaging & MOQ

2. Manufacturing Capability

  • Real manufacturer verification
  • Production lines assessment
  • Capacity evaluation
  • Continuity of supply

3. Export Readiness

  • Export experience
  • English documentation
  • International packaging
  • Communication responsiveness

4. Compliance Support

  • TDS, SDS, COA availability
  • ISO certifications
  • Regulatory declarations
  • Target-market compliance

5. Commercial Competitiveness

  • Price level analysis
  • Payment terms
  • Lead time assessment
  • Sample support & response speed

6. Risk & Sustainability

  • Production stability
  • Environmental safety
  • Long-term reliability
  • ESG readiness
Our Advantages

Why work with Walsun Chem

We Understand Both Chemicals and Export Execution

We understand chemical products as well as export operations, documentation, packaging, communication, and order execution.

We Provide Judgment, Not Just Information

We focus on supplier suitability, stability, and practical cooperation potential, not just name lists.

We Emphasize Transparency and Structured Output

We present screening logic, supporting observations, and risk points in a clear way to support internal decision-making.

We Balance Commercial, Compliance, and Sustainability

We consider export readiness, documentation support, and sustainability-related factors together.

20+ Years of Customer Service Experience

Served renowned clients such as Brenntag, Univar, 3M, and Cellmark, among others.

20+

Years Experience

1500+

Manufacturers Vetted

2000+

Chemicals Sourced

100%

Transparency

50+

Countries Exported

100%

Order Fulfillment

Our Process

Working Process

A systematic 5-step approach to supplier screening and sourcing support.

01

Requirement Confirmation

Confirm product, specification, application, market, packaging, volume, and requirements.

02

Market Mapping

Build supplier pool based on public info, industry knowledge, and screening logic.

03

Preliminary Screening

Initial checks on supplier identity, product suitability, export capability, and docs.

04

Comparison & Risk Assessment

Prepare comparison matrix and identify strengths, weaknesses, and risks.

05

Recommendation & Planning

Provide shortlist and suggest next steps: sampling, trials, audits, or negotiation.

Pricing

Supplier Screening Packages

Flexible service options to match your sourcing needs and budget.

Initial Longlists

Quick market overview

$29.9/report/product

For a specific grade

●Product basic information
●Rough supply landscape in China
●Supplier Longlists
●Verified as manufacturer or trader
●Rough info about suppliers
●Report in 3 working days
View Full Demo → Book this Service →
Recommended

Comprehensive Assessment

Full supplier evaluation

$199/report/product

For a specific grade

●Supplier longlists
●Comparison Matrix of Shortlisted Suppliers
●Supplier Profiles & Capability Summaries
●Compliance checking
●Credit and Law Risks
●Product Fit & Documentation Support
●ESG Assessment
●Recommended Shortlist with Reasons
●Sales Contact Details
●Suggested Next-Step Plan
●Report in 5-7 working days
View Full Demo → Book this Service →

Supplier Compliance Report

Compliance verification

$14.9/report/supplier

For one specific supplier

●Supplier Basic Information
●Mandatory Compliance Verification
●Credit and Law Risks
●3rd Party Certificates
●ESG Checking
●Report in 2 working days
View Full Demo → Book this Service →

Full-Cycle Execution

End-to-end support

Custom pricing

Case by case basis

●Sampling coordination
●Business negotiations
●On-site audits
●Trial runs management
●Final purchasing execution
●Logistic arrangement
●Other customized services
Explore Sourcing Scenarios → Get a Free Consultation →
Common Questions

Frequently Asked Questions

How is this different from a standard supplier audit?
Traditional audits often focus narrowly on compliance checkboxes. Our screening service takes a holistic approach, evaluating product-fit, manufacturing capability, export readiness, compliance, risk, and sustainability. We provide actionable intelligence for sourcing decisions, not just pass/fail reports.
What industries do you specialize in?
Our team is strongest in chemical sourcing, including but not limited in industrial chemicals, water treatment, solvents, food and feed ingredients, coatings and construction, plastics and polymer additives, and selected specialty chemicals, etc.
How long does the screening process take?
Timing depends on different service packages, you can check the reference deliver time in Supplier Screening Packages
Do you work with suppliers in all regions of China?
We screen suppliers across major manufacturing regions in China and align the search scope with your product category and sourcing priorities.
What if we are not satisfied with the report?
For standard non-customized reports, we will review your feedback carefully and make reasonable improvements within the report framework. For customized projects, we will work with you closely and refine the deliverables within the agreed scope to ensure the final output properly meets the project requirements.
How do you ensure the accuracy of your findings?
We combine supplier communication, document review, practical export knowledge, and structured reporting so the conclusion is transparent and easy to validate.
How much does a report cost?
We currently offer three standard service packages with clear pricing, as well as customized solutions based on specific project needs. For first-time business users, we offer a US$1 trial package.

Still have questions?

Contact Our Team

Ready to Make Confident
Sourcing Decisions?

Professional and transparent screening for chemical sourcing in China.
From supplier lists to decision-ready insights.

Find a Service Package → Get a Free Consultation

We use cookies to enhance your browsing experience, serve personalized content, and analyze our traffic. By clicking "Accept All", you consent to our use of cookies. Cookie Policy | Privacy Policy | Terms of Use