C59 Sister-in-law and sister-in-law

How much a pharmacist's medicine could sell depended on the doctor's pen.

At least seventy percent of the medicines prescribed by a doctor are at the behest of the director, with the exception of the very few original drugs developed by him.

However, most of the hospital's medicine were just ordinary medicine.

Jiang Cheng Xun's business was in the hands of Director Li.

Therefore