CNCA issued the announcement No. 11 of 2022 on August 02, 2022, to clarify electronic products and safety accessories compulsory certification based on standard change announcement. According to the announcement, new standards has replaced old standards as follow: Item Old Standard New Standard (Effective date) Safety GB 4943.1-2011 and GB 8898-2011 GB 4943.1-2022 (2022.08.01) EMC GB/T 9254-2008..