How does the led filament bulb factory produce the led filament bulb?
It need to buy Led filament lamp production equipment:
the largest investment in the light source package, the driver is the production phase, and that is closed part of the bubble.
The investment of light source should be above 100W, and the requirements for the workshop should be very high.
The dust-free workshop should be kept at a constant temperature. Driving production, investment below 100W grade, workshop requirements are not high.
Foaming workshop 50W level, workshop requirements are not high. The above refers to small-scale investment.