手拿爽歪歪有品自然嗨
[shŏu ná shuăng wāi wāi yŏu pĭn zì rán hāi]
'Hold Your Favorite Snack and Have Fun Naturally' seems to be a humorous self-description. '爽歪歪', actually a kind of food product in China, has its brand effect similar to the feeling you get from indulging yourself with a tasty snack, and then comes '有品自然嗨' indicating that with quality snacks at hand one tends to become happier, more excited. It's likely meant to be casual and joyful while suggesting some laid-back lifestyle of not minding trivialities much.