Shenzhen Zhongnuo Testing Technology Co., Ltd. offers application and consulting services for explosion-proof electrical installation, maintenance, and maintenance qualification certificates.
Commonly recognized institutions for the installation, maintenance, and repair of explosion-proof electrical equipment include Shenyang Explosion-Proof Institute, Liaoning Explosion-Proof Institute, Jiamusi Explosion-Proof Institute, and Fangyuan CQM, among others.
These institutions all offer the same effectiveness in the installation, maintenance, and repair of explosion-proof electrical equipment, which is recognized nationwide.

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 provides a combined online and offline training method based on real-time domestic dynamics.
Certificates are promptly issued upon passing the training exam, catering to the diverse needs of our clients.

Certification for the installation, maintenance, and repair of explosion-proof electrical equipment is an indispensable qualification for companies engaged in explosion-proof construction and renovation.
Many companies undergoing explosion-proof construction renovations inquire about obtaining certifications for the installation, maintenance, and repair of explosion-proof electrical equipment.

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