"Intelligent pricing control is what I recommend. Do not keep AIM of profit keep AIM of improving your delivery time. Set smart pricing and Improve Feedback. There are lot of tools and softwares which you can use. For Pricing you can use automated pricing managers like AmazeRepricer . As I can see you are form India so
AmazeRepricer is best choice for you. PM me if you want more information with Intelligent price setting."