Our China Ex Certification Services

STS provides professional and reliable China Ex certification services to help manufacturers achieve compliance with Chinese explosion-proof standards and access the China hazardous-area equipment market efficiently.

Our end-to-end support covers product design review, technical documentation, certification coordination, and factory audit preparation.

1. Explosion-Proof Design Review & Optimization

We provide technical evaluation and design optimization recommendations to help ensure your products comply with China Ex standards and relevant explosion-proof requirements.

2. Technical Documentation and Drawing Review

Our specialists conduct a detailed assessment of product technical documentation prior to certification testing, including:

• Structural design

• Material selection

• Explosion protection concepts

• Safety parameters

This helps identify potential compliance issues early and improves certification efficiency.

3. China Ex Certification Support

We assist manufacturers in preparing required technical documentation and coordinate with authorized Chinese certification bodies and testing laboratories to support a smooth certification process.

4. Factory Audit Guidance

For certifications requiring factory inspections, STS provides pre-audit training and quality system guidance to help manufacturers meet requirements and successfully pass factory assessments.

Partner with STS for China Ex Certification

STS is committed to delivering efficient and professional China Ex certification solutions for global manufacturers.

Our services help reduce compliance risks, improve certification efficiency, and support faster access to the Chinese hazardous-area equipment market.

Contact STS today to discuss your China Ex certification requirements and find the right solution for your products.