Ọdun 2004
Awọn ohun elo tuntun H & H Awọn ohun elo tuntun ti iṣeto
Ọdun 2006
Bibẹrẹ iṣelọpọ Hotbi
Fiimu adhunsive ni opopona Yangzi
2009
Wọ awọn aaye ti Shieldic
Awọn ohun elo, awọn ideri ogiri, ati awọn ohun elo bata
2013
Ilọkuro ile-iṣẹ lati Qorong
2014
H & H ọdun 10th
2016
Ti a ṣe akojọ lori neeq, atunṣe pinpin inawo
2019
Ni aṣeyọri mu Wezhou chuanghe, Quan Zhou wanhe,Fikun zhou zhio, Dong Guan Shanghe, Vietnam HeheAti awọn ẹka miiran ti ara
2020
Anhui O ti fi idi mulẹ lati gbe awọn fiimu idamowo awọ ati awọn ọja teepu iṣẹ;
2021
Ikole ti "Jiiangsu H & H Awọn ohun elo PolimamerIle-iṣẹ Imọ-ẹrọ "ni ifijišẹ kọjaGbigba.
2022
R & D Center ti gbekalẹ si ile-iṣẹ Shanghai