Friday, September 25, 2026 
"National Printing and Office Automation Consumable Materials Quality Supervision and Inspection Center"(NTCCOA), approved by General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China on Feb., 2007, established on the basis of Guangdong Zhuhai Supervision Testing Institute of Quality & Metrology, is the only national testing center for printing and office consumables at present.
"National Printing and Office Automation Consumable Materials Quality Supervision and Inspection Center"(NTCCOA), approved by General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China on Feb., 2007, established on the basis of Guangdong Zhuhai Supervision Testing Institute of Quality & Metrology, is the only national testing center for printing and office consumables at present.
