After applying the medicine to Sister Ting, Xia Wenbin instructed her not to speak, drink water, or eat for the time being so that the medicine could be properly absorbed.
If anything came up later that required her response, she just needed to nod in agreement or shake her head in refusal. Of course, if there was really something she desperately wanted to say, she could also type it out on her phone to communicate with him!
With that, Xia Wenbin returned the phone he had taken from the guard to Liu Xiaoting.
Chapter 170