It's only related to the place you attend and the level of the hospital.
Not everything in 10000 can be reimbursed, and now you haven't provided detailed data, so I can only assume.
If 6000 of your 10000 can be reimbursed according to the drug catalogue and diagnosis and treatment project catalogue of Anhui New Rural Cooperative Medical System, and the reimbursement ratio is calculated at 60%, then your reimbursement amount is 6000*60%=3600 yuan.
Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.