CE certification and EN certification is what relationship?

NE is CE inside the standard, like the IEC is the international standard, EN is the European certification standards CE certification is the European Union's mandatory product safety certification, the main points of the following standards: Name Directive No. Effective period of the simple pressure vessels 87/404/EEC July 1, 1992 Toys 88/378/EEC January 1, 1990 Building Supplies 89/36/EEC June 27, 1991 Electromagnetic compatibility 89/336/EEC December 31, 1995 Machine 98/37/EC December 31, 1994 Personal data protection 106/EEC June 27, 1991 Electromagnetic compatibility 89/336/EEC December 31, 1995 Machines 98/37/EC December 31, 1994 Personal protective equipment 89/686/EEC July 1, 1995 Non-automatic weighing scales 90/384/EEC January 1, 1993 Active implantable medical devices 90/385/EEC December 31, 1994 EEC 31/12/1994 Gas Appliances 90/386/EEC 31/12/1995 Boilers 92/42/EEC 1/1/1998 Blasting Products 93/15/EEC 1/1/2003 Medical Devices for General Purposes 93/42/EEC 15/6/1998 Low Voltage Electrical Safety 93/68/EEC 1/1/1997 Equipment for use in Blasting Environments 9C Equipment for use in blasting environments 9C4/9/E June 30, 2003 Water sports vessels 94/25/EC June 16, 1998 Elevating and lowering equipment 95/16/EC July 1, 1999 Domestic refrigeration appliances 96/57/EC September 3, 1999 Pressure-bearing equipment 97/23/EC May 29, 2002 Communication equipment 98/13/EEC 6/11/1992/5/1995 In-vitro diagnostic medical devices 98/79/EC 7/12/2003 Radio and telecommunication terminal equipment 99/5/EC 8/4/2000 Aerial ropeways 2000/9/EC 3/5/2002 Ambient noise equipment 2000/14/EC 30/1/2002 Fluorescent ballasts 2000 Fluorescent lamp ballasts 2000/55/EC 8/10/2000