I-2D swing yedijithali yomthombo wombhobho ineezembe ezimbini zokujikeleza, kunye nokuhamba komlomo kunokulawulwa ngokuseta ubungakanani bokujikeleza kwemilinganiselo emibini ukufezekisa iziphumo ezininzi zokusebenza komthombo.
I-Longxin Fountain yobuchwephesha bomthombo womthombo womthombo, ulwakhiwo kunye namashishini okuvelisa: misela uyilo lomthombo, ulwakhiwo, ufakelo kunye nogcino lwasemva njengento enye.