They are all genuine. This is because the production year is different or the foundry is different. What are you worried about at the counter, but you have to pay attention to the online store.

Tm or R was the previous model, but now it's gone, because converse was acquired by Nike. On the premise of not affecting converse's unique culture, converse is gradually changing now. For example, there is no linen package now, but the quality is said to be better than before. The new technologies used, such as shoe labels, used to be black bar codes, which is inconvenient for customers to distinguish, because many imitation shoe factories can also do it. Now the new label is easier to distinguish between authenticity and falsehood.