First of all, to determine the required chip model, and to buy the corresponding chip.
Then, open the blade with a dedicated key piece and insert the chip into the chip slot inside the blade (note the chip direction). Merge the blades and then use a professional programmer to bind the key to the chip.
Finally, start the car with the car key and check whether the key can work properly. If you are unsure about the operation, consult a professional for guidance.