This is a re-post from Bonsai Tonight. Jonas puts it very clearly so that it is easy to follow. View his blog for tons of helpful and informative articles on bonsai. Link below.
https://bonsaitonight.com/2012/02/24/how-to-wire-a-bonsai-pot/
HOW-TO; WIRE TREES INTO BONSAI POTS.
East Van Bonsai 