Shenzhen Zhongnuo Testing Technology Co., Ltd. offers consultation services for applying for qualifications certificates in explosion-proof electrical installation, maintenance, and maintenance.
Application Conditions and Documents for Installation, Maintenance, and Inspection of Explosion-Proof Electrical Equipment
1. Business License and Personal
2. No fewer than 3 individuals must complete a knowledge training program on explosion-proof electricals, pass the examination, and obtain individual training qualification certificates.
3. On the basis of the above, a company can obtain a qualification certificate for the installation and maintenance of explosion-proof electrical equipment.
4. Examination Standards: GB/T3836-2021 Series Standards

Nanyang Explosion-proof Electrical Equipment Installation, Maintenance, and Repair Qualification Certificate is one of the most common certificates among domestic explosion-proof electrical construction companies.
Below, China Nuoding Inspection will briefly explain the application process and requirements; for your reference only.
Frequent Institutions: Nanyang Explosion-Proof Institute
Certificate Validity: 3 years; reapplication required upon expiration.
Application Method: On-site Training and Field Assessment
Application Requirements: Apply in the company's name; certificates include company certificates and individual certificates.
Training Cycle: 1.5 days
Documentation Preparation: ISO9001 system, equipment list, calibration certificates, operation manuals, etc. (We provide 20-30 technical documents, including samples and drafting services.)
Scope of Service: Customers can select one, two, or all three of the following terms: installation, maintenance, and repair, based on their own needs. The application scope varies, affecting the cost and the required documentation.
On-Site Audit: For in-person training, the trainer can conduct technical and on-site evaluations. For online training, a video review is required. If the review is not passed, the company must make improvements. Guidance on specific review content is available.
ZhongNuo Inspection and Consultation Service Advantages: Full assistance in application process, including technical document preparation assistance, on-site review, process coordination, etc.

Installation, maintenance, and service documentation for explosion-proof electrical equipment is mainly handled by several institutions including Shen Chuan Institute, Jiamusi Institute, Liaoning Explosion-Proof Institute, and Fangyuan CQM, among others.
Shenzhen Zhongnuo Testing Technology Co., Ltd. offers application consulting services with a simple process.

Certification for Explosion-Proof Electrical Equipment Installation, Maintenance, and Repair is divided into corporate and individual certifications.
Each certificate is assigned a unique certificate number, which can be used to verify the authenticity of the certificate online.
Application Process and Consultancy Services for Explosion-proof Electrical Equipment Installation, Maintenance, and Repair Qualification Certificate - Shenzhen Zhongnuo Testing Technology Co., Ltd.