CE marking is the mandatory conformity mark for products placed on the market in the European Economic Area (EEA) and confirms that product complies with all the legal requirements and ensures validity so the product can be sold.This includes four basic requirements for mechanical and electrical products which are safety,health,environmental protection and customer protection.In conforming to the requirements,a level of safety is ensured for the products that enter into the European market.

ASME is the abbreviation of American Society of Mechanical Engineers (American Society of Mechanical Engineers) and was founded in 1880, has branchs in all around the world, is a great authority and influence of international academic organizations. ASME is mainly engaged in the development of mechanical engineering and related fields of science and technology, to encourage basic research, to promote academic exchanges, development cooperation and other engineering associations to carry out standardization activities, the development of mechanical specifications and standards.

The International Organization for Standardization (ISO) set up the Quality Management and Quality Assurance Technical Committee （TC176）who are in charge of constituting a quality management framework.The ISO 9000 series has gone through a series of modifications into today’s ISO 9001 series standards.These standards enable a consensus to be reached on solutions that meet both the requirement of the business and the broader needs of society,aimed at enhancing customer satisfaction.With the expansionof commodity economies and the growth of economic globalization,standards help bring out the best in the organization and help deliver the best products and services to our customers.

The CCC mark or 3 C refers to the China Compulsory Certification,a product inspection system.The CCC recently replaced the original China Commission for Conformity of Electrical Equipment(CCEE),China Commodity Inspection Bureau(CCIB) and Electromagnetic Compatibility(EMC).It is a statutory safety certification system and is based on safeguarding consumers’ rights and interests;protecting personal and property safety;enhancing quality management and implementing the laws and regulations in accordance with the product conformity assessment system.