Kukhazikitsidwa mu 1990, Liren ndi bizinesi yodziyimira payokha, yokhala ndi mabanja yomwe yadutsa mibadwo itatu.Zikomo kwa Bambo Morgen, katswiri wopewa kugwa.Anatsogolera bwenzi lake lakale, John Li (purezidenti wa Liren) mu makampani a Fall Prevention.
Pokhala ndi zaka zoposa 20 zachitetezo cha kugwa ndi chisamaliro chachipatala ndi mafakitale osamalira anthu okalamba, tadzipereka kuti tipereke osamalira okalamba ndi teknoloji yabwino kwambiri ndi zothetsera zomwe zidzachepetse kugwa kwa odwala ndikuthandizira osamalira kuti ntchito zawo zikhale zosavuta komanso zogwira mtima.
Sitife opanga okha, komanso timapereka njira zamakono zamakono zomwe zimathandiza osamalira kupereka chitetezo, mtendere wamaganizo, ndi chisamaliro kwa okalamba, odwala, ndi kupititsa patsogolo ubwino ndi ulemu wa moyo.Zimapangitsa unamwino kukhala wosavuta, wogwira mtima komanso wochezeka.Lolani zipatala ndi nyumba zosungirako anthu okalamba zichepetse ndalama, kupititsa patsogolo chisamaliro, kuonjezera mpikisano ndikuwonjezera phindu.