Shenzhen Zhongnuo Testing Technology Co., Ltd. offers consultation services for applying for explosion-proof electrical installation, maintenance, and maintenance qualification certificates.
Ex-proof electrical equipment installation, maintenance, and repair qualifications are divided into corporate certificates and individual certificates.
Each certificate is assigned a unique certificate number, which can be used to verify the authenticity of the certificate online.

The validity period for the Installation, Inspection, and Maintenance 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 require on-site training and evaluations.
Customers can select the appropriate certificate based on their actual conditions and needs.

Installation, maintenance, and document processing for explosion-proof electrical equipment are primarily handled by institutions such as Shentuan Institute, Jiamusi Institute, Nanyang Explosion-Proof Institute, and a few others.
Shenzhen Zhongnuo Testing Technology Co., Ltd. offers application consulting services with a simple process.

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