Cold sour lemon outwitted Wang Shichang's meaning: a joke from a comedy contest. This sentence is from the young master and my comedy team. They said this sentence in the annual comedy contest, which set off the audience.

Lengsuanling is one of the earliest domestic toothpaste brands in China, the leading brand in the field of anti-dentine hypersensitivity in China and the first domestic toothpaste brand in China.

For more than 20 years, Leng Suanling has continuously focused on the characteristic positioning of anti-allergic toothpaste products, and established and consolidated the image of anti-allergic experts through the continuous dissemination and promotion of "cold, hot, sour and sweet, and eat when you want".