Any person may file an opposition in written form against the trademark which has been preliminarily approved and published within three months from the date of publication.
  After receiving a copy of the "Application for Trademark Opposition" as well as the relevant documents dispatched by the Chinese Trademark Office, the opposed party should make observations within the specified time limit. Where no response is made before the expiration of the time limit, the examination conducted by the Trademark Office will go on unhindered.
  If not satisfied with the Decision on Opposition of Trademark issued by the Chinese Trademark Office, the opposing or opposed party may, within fifteen days from the receipt of the Decision, file a request for Review with the Trademark Review and Adjudication Board. Law suit can be further filed if the opposing or opposed party does not satisfied with the decision made by the Trademark Review and Adjudication Board.

Requirements on Filing an Opposition Application
  1) name and address of the applicant in English and Chinese;
  2) information of the trademark application opposed;
  3) Reasons and supporting evidence materials;
  4) one Power of Attorney signed by the opposing party (company chop needed for Chinese entity).

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