"R" is the mark of a registered trademark, the abbreviation of remarked, which means that the trademark has been registered.

"TM" is commonly seen in foreign trademarks. It is the abbreviation of the English "trade mark". The Chinese meaning of "trade mark" is "commercial mark".

"CCC" is "China Compulsory Certification", its English name is "China Compulsory Certification", abbreviated as CCC.

"CQC" is the China Quality Certification Center (English abbreviation CQC), a professional certification organization approved by the national competent authorities