Shenzhen ZhongNuo Testing Technology Co., Ltd. offers consultation services for applying for qualifications and certificates in explosion-proof electrical installation, maintenance, and maintenance.
The Installation, Inspection, and Maintenance Manual for Explosion-Proof Electrical Equipment requires the company and at least 3 certified employees to be present. An additional fee applies for each extra employee.
If employees leave, they cannot take the certificate with them.
It is generally recommended that employees with long-term stability attend the Zhongnuo Inspection.

The validity period for the installation, maintenance, and repair manual of explosion-proof electrical equipment is 3 years. After expiration, please consult and apply to Shenzhen ZhongNuo Testing Technology Co., Ltd. for renewal.
Different institutions have varying certificate application processes and requirements. Some offer online training and exams, while others necessitate on-site training and evaluations.
Customers can select the appropriate certificate based on their actual situation and needs.

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, CN Testing will briefly explain the application process and requirements; for your reference only.
Frequent Organizations: Nanyang Explosion Prevention Institute
Certificate Validity: 3 years; a new application is 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 Duration: 1.5 days
Documentation Preparation: ISO9001 system, equipment list, calibration certificates, operation manuals, etc. (We provide 20-30 technical documents, including samples and writing services.)
Scope of Service: Customers can select one, two, or all three of the following options based on their needs: installation, maintenance, and repair. The chosen scope of application varies in cost and required documentation.
On-site Audit: For in-person training, the instructor 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 corrections. Specific review content can be provided for guidance.
ZhongNuo Inspection & Consulting Services Advantages: Full assistance with application, including technical document preparation, on-site assessment, process coordination, etc.

The Installation, Maintenance, and Repair Manual for Explosion-Proof Electrical Equipment can only be applied for in the name of the company; individuals and sole proprietors are not eligible to apply.
Simultaneously, there are requirements for the company name and scope of business in the application.
Before applying, please confirm with ZhongNuo Inspection whether the application is permissible and if any scope of business modifications are needed.
Application Process and Consultancy Services for Qualification Certificate of Explosion-Proof Electrical Equipment Installation, Maintenance, and Repair - Shenzhen Zhongnuo Testing Technology Co., Ltd.