2022
Lianrou mu ẹrọ orisun omi apo ti o pọ julọ ti o pọju LR-PS-EV280 ati orisun omi apo ti a ṣepọ ẹrọ apejọ LR-PSA-109P.
2021
Lianrouin ṣafihan ẹrọ orisun omi apo LR-PS-OVM/HM pẹlu subminiature ati ipin-ikun-giga giga.
2019
Lianrou ṣafihan ẹrọ iṣaju apo orisun omi LR-PS-DW180 pẹlu iyara giga-giga ati ẹrọ apejọ orisun omi apo LR-PSA-99P.
2019
Lianrou ṣafihan ẹrọ orisun omi apo LR-PS-VS/VD 140 pẹlu iṣẹ idiyele giga-giga.
2018
Lianrou mu ẹrọ orisun omi apo pẹlu iyara to pọ julọ ti awọn orisun omi 160 / min.ati Pocket Spring Machine LR-PS-XW.
2017
Lianrou ṣẹda iyara giga Nano Spring Production Line LR-PSLINE-BOX4W, le ṣe awọn agbegbe.
Ọdun 2016
Lianrou ṣafihan ẹrọ orisun omi okun waya meji LR-PS-DW.
Ọdun 2015
Lianrou ṣafihan ẹrọ orisun omi apo tuntun LR-PS-DL (ilọpo meji), ṣiṣẹda atilẹba ninu ile-iṣẹ naa.
Ọdun 2014
Lianrou ti n ṣe asiwaju agbaye n ṣẹda awọn orisun omi 140 fun iṣẹju kan Laini iṣelọpọ orisun omi apo LR-PSLINE-140.
Ọdun 2013
Lianrou ṣafihan apoti Orisun omi Paadi (Nano Pocket Spring Units).
Ọdun 2011
a titun factory wa sinu iṣẹ.
Ọdun 2008
Laini iṣelọpọ orisun omi apo Aifọwọyi LR-PS-LINE, akọkọ lati kun ofifo ni ile ti laini iṣelọpọ iṣẹ-ọpọlọpọ ni iṣelọpọ awọn ẹya orisun omi apo.
Ọdun 2007
Lianrou ṣe apẹrẹ coiler servo akọkọ ti Ilu China, ti o rii daju iṣakoso kọnputa ni kikun n ṣe atilẹyin coiling.
Ọdun 2005
Pocket Spring Machine LR-PS-VF ti wa ni idasilẹ, ati awọn oniwe-ṣiṣe fi opin si a gba ni China.
Ọdun 2003
Lianrou ndagba akọkọ ti ọrọ-aje ati ti o tọ Pocket Spring Machine pẹlu PLC Iṣakoso eto LR-PS-90P.
2000
Lianrou ndagba akọkọ iran Pocket Spring Machine LR-PS-80P.
Ọdun 1998
Lianrou ndagba akọkọ darí ìṣó Pocket Spring Machine ni China.