Shenzhen ZhongNuo Testing Technology Co., Ltd. offers application and consulting services for explosion-proof electrical installation, maintenance, and maintenance qualification certificates.
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.
ZhongNuo Inspection offers a blended training approach, combining online and offline methods, based on real-time domestic dynamics.
Upon passing the training exam, certificates are issued promptly to meet various customer requirements.

Explosion-proof electrical equipment installation, maintenance, and repair currently feature several prominent certification bodies, including Shenyang Explosion-proof Institute, Liaoning Explosion-proof Institute, Jiamusi Explosion-proof Institute, and Fangyuan CQM, among others.
These institutions all offer the same level of effectiveness in the installation, maintenance, and repair of explosion-proof electrical equipment, which is recognized nationwide.

The Installation, Inspection, and Maintenance Manual for Explosion-Proof Electrical Equipment requires the company and at least three employees to be certified together.
An additional fee applies for each extra employee added.
If an employee leaves, they cannot take this certificate with them.
Generally, it is recommended that employees with long-term stability attend the SNOR testing.

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 name and scope of business of the applying company.
Before applying, please confirm with Zhongnuo Inspection whether the application is possible and if any changes to the business scope are required.
Application Process and Consultancy Services for Qualification Certificate of Explosion-Proof Electrical Equipment Installation, Maintenance, and Repair - Shenzhen Zhongnuo Testing Technology Co., Ltd.