QA & QC | Comprehensive Quality Management System

Quality serves as the core pillar of sustainable development and global client trust. Specializing in fine chemicals, cosmetic raw materials, nutritional ingredients, custom synthesis, contract manufacturing, chemical repacking and one-stop procurement solutions, we operate a fully standardized, traceable quality management system across the entire industrial chain. Adhering strictly to international safety specifications and export criteria, we deliver consistently stable, high-quality products and services to global partners.

1. Supplier Audit & Incoming Quality Control

We implement multi-dimensional qualification audits for all upstream suppliers, covering production certification verification, factory evaluation, capacity assessment and historical quality performance review. Only fully qualified suppliers are included in our long-term cooperation roster.All raw materials undergo rigorous sampling and full-index laboratory testing prior to warehousing, including purity, moisture content, heavy metal residues, impurity profile and chemical stability. Non-compliant materials are strictly rejected, eliminating potential quality hazards at the source.

2. Standardized Production & Environmental Control

Our production workshops, synthesis laboratories and repacking facilities operate under constant temperature, constant humidity, dust-free and anti-pollution environments, fully adapted for the processing and storage of liquid and powder chemicals.Functional zoning effectively prevents cross-contamination. Daily sanitization, environmental monitoring and standardized SOP execution are strictly implemented. All operators complete professional pre-job training in operational standards, chemical safety protection and quality management to ensure consistent processing quality.

3. Full-Process Monitoring for Custom Synthesis & Manufacturing

For custom synthesis and contract manufacturing projects, we develop tailored production workflows and QC protocols based on client technical parameters, process standards and application requirements.Our technical and quality teams conduct real-time full-process supervision, with systematic sampling and intermediate testing at key production nodes. Multiple trial productions and stability validations are performed before formal mass production. All process data is fully documented and archived, achieving complete batch traceability and precise compliance with client technical specifications.

4. Precision QC for Liquid & Powder Repacking

We adopt export-grade, high-sealing, pressure-resistant and anti-corrosion packaging materials compliant with international chemical transportation standards.The entire repacking process enforces precise weighing, quantitative filling and airtight sealing to prevent leakage, scattering, moisture absorption and foreign substance contamination. Independent operational zones are allocated for different packaging specifications. Every finished package undergoes one-by-one inspection to ensure intact packaging, accurate labeling and unchanged chemical performance.

5. Batch Inspection & Complete Document Certification

Every product batch undergoes full-item laboratory testing before delivery. We issue complete official documentation including COA, MSDS and product specification sheets, fully compliant with international trade, customs clearance and third-party inspection requirements. All testing records and batch files are permanently archived for traceability.

6. Standardized QC for OEM, ODM & Private Label Products

For customized cosmetic raw materials and nutritional ingredient projects, we align all quality standards with global market access regulations and client brand specifications.We conduct systematic formula verification, production supervision, stability testing, shelf-life evaluation and compatibility testing. All labeling and packaging strictly comply with regional import policies. Strict batch consistency control ensures stable safety, efficacy and performance for customized finished products.

7. Warehouse Management & Global Logistics Quality Assurance

Finished products are classified and stored according to chemical properties and storage requirements, with standardized temperature, humidity and shelf-life management. Regular inventory checks and quality spot inspections prevent product deterioration.Prior to shipment, we conduct comprehensive verification of batch information, packaging integrity, document consistency and shipping marks. Flexible shipping solutions including sea freight, air freight and international express are provided. Hazardous goods are professionally packaged and delivered in strict accordance with international dangerous goods transportation standards to guarantee safe and intact delivery.

8. Batch Consistency & Long-Term Quality Stability

To support clients’ continuous production and long-term research, we maintain fixed raw material suppliers, standardized production procedures and unified testing benchmarks. Technical indicators, appearance, color and odor differences between batches are controlled within minimal qualified ranges.We preserve complete long-term production and technical records, ensuring identical quality for trial orders, sample orders and bulk repeat orders.

9. Professional After-Sales Quality Support

We maintain a responsive after-sales service mechanism with continuous product usage follow-up. Our technical and quality teams provide rapid responses to all product quality, performance and technical inquiries.We deliver targeted technical guidance, professional problem analysis and practical optimization solutions. Client feedback is systematically collected and applied to continuously upgrade our production processes and quality management system.

10. Core Quality Philosophy

We regard quality as the lifeline of enterprise development. Upholding the standards of strict regulation, full-process supervision, complete traceability and customer-oriented service, we integrate quality awareness into every operational procedure.

With continuous upgrades of testing equipment, management systems and professional capabilities, we commit to providing global manufacturers, research institutions, laboratories and distributors with safer, more stable, compliant and cost-effective chemical solutions. We strive to be your most trustworthy long-term quality partner in the global fine chemical industry.

For business inquiries, please contact us via email:sales@kaihio.com