What is the meaning of CE and ROHS certification?

A. 1. RoHS is a mandatory standard developed by the European Union legislation, its full name is "Restriction on the use of certain hazardous components in electrical and electronic equipment directive" (Restriction of Hazardous Substances). The standard has been formally implemented on July 1, 2006, mainly used to regulate the materials and process standards of electrical and electronic products, making it more conducive to human health and environmental protection. The purpose of the standard is to eliminate lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls and polybrominated diphenyl ethers (note: the correct Chinese name for PBDE refers to polybrominated diphenyl ethers, and polybrominated diphenyl ethers is a misnomer)*** 6 substances in electrical and electronic products, and focuses on the stipulation that the content of lead should not exceed 0.1%. \x0d\ 2. European RoHS 2011/65/EU requires the testing of 6 items, the directive came into force for the ROHS Directive. Europe's new RoHS Directive label, RoHS test items are Lead (Pb), Cadmium (Cd), Mercury (Hg), hexavalent chromium (Cr6+), polybrominated biphenyls (PBBs) and polybrominated diphenyl ethers (PBDEs). Regarding HBCDD, BBP, DBP, DEHP and other items the directive only mentions that it will prioritize the evaluation of whether to include them in the control in the following period, and does not force manufacturers to carry out testing. \x0d\ II.1.CE marking is the European *** same market safety mark, is a kind of declaration that the product complies with the relevant EU directives. The use of CE marking is a mandatory requirement for EU members to sell their products. At present, the EU has issued directives for 12 categories of products, mainly toys, low-voltage electrical appliances, medical equipment, telecommunication terminals (telephone type), automatic weighing equipment, electromagnetic compatibility, machinery and so on. \x0d\ 2. "CE" mark is a kind of safety certification mark, is regarded as the passport of the manufacturer to open and enter the European market, CE stands for European harmonization (CONFORMITEEUROPEENNE). Where the "CE" marking of the product can be affixed to the EU members of the domestic sales, without having to meet the requirements of each member state, thus realizing the free flow of goods within the scope of the EU member states.