Process Auditing

Viotech Sourcing brings a wealth of expertise in industrial components, consumer goods, and customized OEM products, ensuring that clients worldwide benefit from consistent supply chain quality. Our specialization lies in facilitating secure and efficient sourcing operations from China.

In Need of Comprehensive Quality Assurance in China?

Viotech offers professional independent audits and meticulous on-site inspection services across major industrial hubs in China. Contact us today to arrange a consultation at no cost or to schedule your upcoming audit with confidence.

Viotech Sourcing Support: Factory Accept Testing

On-Site FAT

Our Services

"Always combine supplier documentation with independent lab testing and, if possible, on-site inspections to ensure quality and safety."

Comprehensive Quality Control Process

Our highly qualified inspectors meticulously monitor production at critical stages, ensuring that your products consistently adhere to your specified requirements and maintain the utmost quality standards.

Viotech Sourcing team conducting Due Deligence  on site

Due Diligence

We investigate your supplier’s legal status, registration documents, certifications, ownership structure, and any prior compliance issues to help you avoid fraudulent or unstable partners.

Viotech Sourcing team audit factory

Factory Audit 

We conduct professional on-site audits to verify a supplier’s production capability, facilities, equipment, workforce, and quality management systems—so you know exactly who you’re working with.

Viotech Sourcing team conducting Pre-Production Inspection

Pre-Production Inspection

Before mass production begins, we inspect raw materials, components, tools, and production plans to prevent defects and ensure your order starts on the right foot.

Viotech Sourcing team conducting in process inspection on site

In-Process Inspection

We monitor production in real-time, checking the first batches and random units to catch issues early, control quality, and avoid costly delays.

Viotech Sourcing team conducting Final Inspection

Final Inspection

Before goods leave the factory, we verify product quality, quantities, packaging, and compliance with your specifications—helping prevent surprises on arrival.

Viotech Sourcing team conducting loading inspection

Loading Inspection

We supervise the container loading process to ensure proper handling, correct quantities, and secure packaging—minimizing damage during transit.

Contact us today for a consultation and start optimizing your sourcing process.

Company: Tianjin Viotech Co Ltd

Email: info@viotechsourcing.com

Tel: (+86) 13802148750

Address: Rm1802, Bldg 1, Huadingxinqu, 2 Haitai Chuangxinliulu, Huayuan Industry Park, Tianjin, China 300384