1. Comprehensive insured persons do some large-scale medical equipment inspection and treatment projects in the outpatient department of designated medical institutions, such as MRI, CT, SPECT, UCG, ECG-ett, Holter, TCD, ESWL, HBO, DSA, etc., and take special inspection channels in the outpatient department, with medical insurance fund paying 80% and individual paying 20%.
2. The blood test you mentioned, as long as it is within the scope of Shenzhen medical insurance, is the amount of your own personal account and has not been reimbursed.
Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.