1. First, disassemble the midsole of leather shoes and take out the broken steel bars.

2. When selecting new steel bars, the steel bars with appropriate length and shape should be selected according to the shape and heel height of women's shoes.

3. If the heel is high, the steel bar should be long and bent into an arc suitable for the shape of women's shoes; The lower the heel, the shorter the reinforcement and the gentler the curvature.

4. After the steel bar is selected, follow the operation method of changing the heel of women's shoes: drill holes with an electric drill and fix the steel bar and the heel with flat head screws. When changing steel bars, the midsole of leather shoes that are disassembled should be firmly bonded with adhesive.

5. After the gusset plate is installed, glue the bottom of the leather shoes.