That looks good, and looks like you have done you research.
Are you doing the implant yourself? having a friend implant it for you? or a piercer?
Main Points
- Use aseptic techniques ( keep the area clean and hygenic )
- Tent the skin
- Insert needle Bevel down
- Insert deep enough and slightly withdraw as you / installer push the plunger
- Keep the area clean afterward
In any case
Have another read/ watch of:-
read https://dangerousthings.com/wp-content/uploads/Introduction-to-Implantable-Transponders-for-Professionals.pdf ?
Watch Installation procedure Guide 1
Watch Installation Procedure Guide 2
Watch Needle insertion angle