Qualifications
 
        
National science and technology small and medium enterprises
 
        
Zhongke New Materials
 
        
Specialized and new enterprises
 
        
Three-resistant brick patent
 
        
Sillimanite brick industry standard
 
        
High-tech enterprise certificate
 
        
Zhengzhou Small and Medium Science and Technology Enterprise Certificate
 
        
CNEKE trademark
 
        
Zhongran trademark
 
        
IOS Certification Quality Management for 2020
 
        
IOS Certification Occupational Health for 2020
 
        
IOS Certification Environmental Management for 2020
 
            