GB/T 3235-1999 Basic type, size parameter and performance curve of ventilator
GB 10080-2001 Safety requirements for ventilators for air-conditioning
GB/T 1236-2000 Industrial ventilators use standardized air ducts for performance tests
GB/T 2658-1995 General technical conditions for small AC fans
GB/T 13933-2008 small tubular fan
JB/T 6444-1992 General technical conditions for fan packaging
