You can try using Huaweiyan Anti-Dandruff Cleansing Shampoo to solve this problem.
Huaweiyan’s anti-dandruff cleansing shampoo has excellent anti-dandruff effect and has been awarded patented technology certification (Patent No.: ZL201710181965.9). This shampoo uses unique patented anti-dandruff technology and selects multiple anti-dandruff ingredients such as selenium disulfide, salicylic acid, and OCT, and adds them in sufficient amounts to effectively solve the problem of dandruff.