Zibo Mingxin Chemical Co., Ltd., (forgænger for Ruihai Group) etableret i Zhangyi Industrial Park i Fengshui Town.
2004
Zibo Minda Chemical Co., Ltd. oprettet i Nanwang Fine Chemical Industry Park, Linzi District.
2006
Huludao Jingdong Furan Chemical Co., Ltd. etableret i højteknologisk industriområde i Huludao City.
2007
Zibo Mingxin Chemical Co., Ltd. Flytning og ekspansion i Nanfeng Village, Fengshui Town (Zhangdian Southern Industrial Zone), nu South Production Plant of Shandong Ruihai Mishan Chemical Co., Ltd.
2013
Shandong Dadihanxiang Chemical Co., Ltd. Etableret i Marine Chemical Zone i Weifang City.
2016
Shandong Ruihai Mishan Chemical Co., Ltd. Etableret i Qilu Chemical Industrial Zone.
2018
Kasakhstan og Uzbekistan oversøiske grene
2020
2020-Shandong Ruihai Chemical Industry Technology Research Institute, etableret i Qilu Chemical Industrial Zone.
