Honor

• 
  Shandong Brand Construction Promotion
• 
  business license
• 
  High-tech enterprises
• 
  Identification Certificate of Environ
• 
  Occupational Health and Safety Manage
• 
  Quality Management System Identificat
• 
  National integrity demonstration ente
• 
  Pollutant discharge permit
• 
  Permit for urban sewage discharge int
• 
  Shandong Province building energy sav
• 
  National industrial product productio
• 
  Registration of foreign trade operators
• 
  Occupational health and safety manage
• 
  Environmental management system certi
• 
  quality management system certification
• 
  Adopt international standard product
• 
  Measurement qualification certificate
• 
  Development of energy-saving door and