2004
H & H Ibikoresho bishya byashizweho
2006
Yatangiye Umusaruro HotMaly
Filime ifatika mumuhanda wa Yangazi
2009
Yinjiye mumirima yingabo ya elegitoroniki
Ibikoresho, urukuta, nibikoresho by'inkweto
2013
Kwimura uruganda muri Qidong
2014
Isabukuru ya H & H 10
2016
Kurutonde kuri neeq, gutsinda neza
2019
Hashize ushizeho Wenzhou Chuanghe, Quan Zhou Wathe,Manika Zhou Zhihe, Dong Guan Shanghe, Vietnam heheN'abandi bahanganye na bo
2020
Anhui Hehe yashizweho kugirango ashobore gukora ipaki rya AUTONTIVE IHURIRO n'ibicuruzwa bya kaseti y'inganda;
2021
Kubaka "Jiagsu H & H Polymer ibikoresho byubwubatsiIkigo cy'ikoranabuhanga "cyatsinze nezaKwemerwa.
2022
R & D Hagati Yimuwe ku cyicaro gikuru cya Shanghai