Under which circumstance does the invention-creation for which a patent is applied for not lose its novelty?

An invention-creation for which a patent is applied for does not lose its novelty where, within six months before the date of filing, one of the following events occurred:

(l) where it was first exhibited at an international exhibition sponsored or recognized by the Chinese Government;

(2) where it was first made public at a prescribed academic or technological meeting;

(3) where it was disclosed by any person without the consent of the applicant.