"CE" mark is a safety certification mark, which is considered as a passport to enter the European market . Those who posted "CE" mark of the product can be sold in the EU member countries , need not meet the requirements of each member in order to achieve a range of goods in the EU member states the freedom of circulation.
In the EU market, "CE" mark is a mandatory certification mark, whether within the EU production of the products , or products of other countries , in order to free circulation in the EU market , it is necessary to add "CE" mark to indicate that the product complies with the basic requirements of EU new methods of technical coordination and standardization . This is a mandatory requirement for the product of EU law proposed.
CE marked products demonstrate compliance with the relevant provisions of the EU New Approach Directives the basic requirements and passed the appropriate conformity assessment procedures and/or the manufacturer’s declaration of conformity for products entering the EU market . For instructions to affix the CE mark on industrial products , which has no CE mark may not be listed for sale ;which has affixed the CE marking to market, if found not meet safety requirements should be ordered to withdraw from the market ; continuing violation of Directive of the CE mark requirements , will be restricted or prohibited from entering the EU market or be forced out of the market .

Main CE directives:
- Low Voltage Electrical Products
- Electromagnetic Compatibility
- Machines
- Radio Equipment and Telecommunications Terminal Equipment
- Medical Devices
- Active Implantable Medical Devices
- In Vitro Diagnostic
- Pressure Equipment
- Simple Pressure Vessels
- Non-simple Pressure Vessels
- Toys
- Construction Products
- Personal Protective Equipment
- Non-automatic Weighing Machines
- Gas Appliances
- Boilers
- Equipment for Use in Explosive Atmospheres
- Lifts
- Measuring Instruments
- Recreational Craft(Boats)
- Cableway Installations Designed to Carry Persons

CE certification need to prepare relevant technical information
1 User Manual
2 Security design documents
3 Product technical conditions
4 Circuit schematics
5 Layout
6 Key components or raw materials inventory
7 Copy of the machine components