How to tell whether Ling Bao's pregnant treasure is true or not?

Ling Bao Bao Yun oral liquid is the name, and its origin is Hangzhou, Zhejiang Ling Bao Pharmaceutical Co., Ltd. or Hangzhou Aobao Pharmaceutical Co., Ltd. There is a yellow label in the lower left corner behind the box, with the color number 16 below. If you call 95 105600, you can check the authenticity.