Does the subject want to ask "how to solve the problem that the streamer lamp of Hongqi original factory is broken by checking the lamp tube, replacing electronic components and checking the power supply circuit".

1. Check the light: If the streamer is not on, it may be because the light is broken. You can check whether the lamp tube is cracked or burnt black first. If so, you need a new one.

2. Replace electronic components: If there is nothing wrong with the lamp, it may be because the electronic components are damaged. You can try to check whether the capacitors, resistors, diodes and other components on the circuit board are normal. If they are damaged, you need to replace them with new electronic components.

3. Check the power cord: If there is nothing wrong with the electronic components, it may be because there is something wrong with the power cord. You can try to check whether the power cord is normal. If there are problems such as poor contact or short circuit, it is necessary to repair or replace the power cord.