The opus "Good batteries must be ZONCELL inside" (graphics + text) obtained the registration certificate of the National Copyright Administration (GZDZ-2021-f-00249721).... [MORE]
On March 7, 2021, he obtained the "Xinling" trademark registration certificate (No. 46446127), which is valid from March 7, 2021 to March 6, 2031.... [MORE]