Answers: A, B

Option A is correct. Article 59, Paragraph 1 of the Trademark Law stipulates that a registered trademark contains the common name, graphics, or model of the product, or directly represents the quality, main raw materials, functions, uses, weight, quantity, or other characteristics of the product, or contains For a place name, the owner of the exclusive right to a registered trademark has no right to prohibit others from using it properly.

Option B is correct. Article 59, Paragraph 3 of the Trademark Law stipulates that before the trademark registrant applies for trademark registration, others have already used a trademark that is identical or similar to the registered trademark and has certain influence on the same or similar goods before the trademark registrant. The owner of the exclusive right to a registered trademark has no right to prohibit the user from continuing to use the trademark within the original scope of use, but can require the user to attach an appropriate distinguishing mark. This clause is a provision of the "Trademark Law" regarding "right of prior use", and option B complies with this provision.

Option C is wrong. Helping others only constitutes trademark infringement if it is "intentional". Article 57 of the Trademark Law stipulates that any person who commits any of the following acts shall infringe upon the exclusive right to use a registered trademark: ⑥ Intentionally providing facilities for infringement of the exclusive right to use a trademark of others and helping others to infringe the exclusive right to use a registered trademark.

Option D is wrong. Article 64, Paragraph 2 of the Trademark Law stipulates that if you sell goods that are not known to infringe the exclusive rights of a registered trademark, you will not be liable for compensation if you can prove that you legally obtained the goods and indicate the supplier. This clause is about "bona fide infringement", that is, if the seller subjectively "does not know" and can prove that it has been obtained legally and explains the provider, it will not be liable for compensation.