Here are some screen shot of the step:

Product list:

220ohm resistor

https://www.utsource.net/itm/p/8447934.html

D882 TRANSISTOR

https://www.utsource.net/sch/D882

inductor

https://www.utsource.net/category/passive-components/inductors-ferrite-beads-transformers-1.html

More detail for this project, pls check it on Youtube: