Cov khoom tsim siv lub bionic tsim, nrog "ib nplooj" raws li nws cov duab.Qhia rau cov neeg siv khoom paub txog qhov pom tias nws yog thaj av siab barley brewed los ntawm ecologically non-polluting raw khoom.Cov khoom ntim khoom siv biodegradable environmentally friendly paper pulp rau demolding, txuag nqi, txuag chaw, thiab tsis txhob ntim ntau dhau.Lub portable tsim yog ntau humane thiab environmentally friendly.