How to Split the device Voice Solution？

When a product needs to perform distributed control of different functions through a voice solution, a split solution is required. As shown in the figure, when the voice control terminal (APP) needs to control the lamp and the fan separately, the single set of voice solutions for a product in the studio needs to be split into two voice solutions. For more details, please see: https://developer.tuya.com/en/docs/iot/voice-solution-split?id=Ka62m3ac4vhw8