1、 Color of 3C certification mark:
2. CCC certification power supply should have CCC certification mark on the power label. The non CCC certified power supply has no CCC Mark. Careful friends may find that the 3C logo of the power supply that has passed the 3C certification is not only "CCC" pattern, but also has such signs as "S & E, or s" on the right.
In fact, this represents the types of 3C certification. At present, China has stipulated four kinds of 3C certification, which are:
It should be pointed out that even if the power supply has passed the 3C certification, only the products that have obtained the safety and electromagnetic compatibility certification at the same time will be awarded the CCC (S & E) mark, which is the real 3C certification
The current "CCC" certification marks are divided into four categories, namely:
CCC + s safety certification mark;
CCC + EMC certification mark;
CCC + F consumption certification mark;
CCC + S & E safety and EMC certification mark;
How to use CCC certification mark?
 (1) purchase from CNCA;
Compulsory product certification mark CCC Mark
a. the name of the certification mark is "China Compulsory Certification" (abbreviated as "CCC");
B. the pattern of the certification mark is composed of the basic pattern and the mark of the certification type;
C. the label of certification type is composed of abbreviations of English words representing the type of certification. For example, "s" in the figure represents safety certification;
 D. only the word "CCC" can be used on the special products (such as wires and cables) which are certified to be qualified;
 e. the design and use of the certification mark must meet the corresponding specifications and requirements.
Management requirements for certification marks of   3 and 3C
according to the measures for the management of compulsory product certification marks, the following management requirements for 3C certification enterprises are put forward:

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