Legal basis: Trademark Law of People's Republic of China (PRC).
Article 24 Where an applicant for trademark registration applies for trademark registration in China for the same commodity with the same trademark within six months from the date of the first application for trademark registration in a foreign country, he may enjoy the priority according to the agreement signed between the foreign country and China or the international treaties to which both countries are parties, or according to the principle of mutual recognition of priority.
Where priority is claimed in accordance with the preceding paragraph, a written statement shall be made when filing an application for trademark registration, and a copy of the first application for trademark registration shall be submitted within three months; Failing to submit a written statement or a copy of the trademark registration application documents within the time limit shall be deemed as not claiming priority.
Article 25 Where a trademark is used for the first time on a commodity exhibited in an international exhibition sponsored or recognized by the China Municipal Government, the applicant for trademark registration may enjoy the priority within six months from the date when the commodity is exhibited.
Where priority is claimed in accordance with the preceding paragraph, it shall make a written statement when applying for trademark registration, and submit the name of the exhibition, the evidence of using the trademark on the exhibited goods, the date of exhibition and other supporting documents within three months; Failing to submit a written statement or supporting documents within the time limit shall be deemed as not claiming priority.