Zibo Mingxin Chemical Co., Ltd., (onye bu ụzọ ruihai Group) guzobe na Zhangyi Industrial Park nke Fengshui Town.
2004
Zibo Minda Chemical Co., Ltd. Eguzobere na Nanwang Fine Chemical Industry Park, Linzi District.
2006
Huludao Jingdong Furan Chemical Co., Ltd. guzosie ike na High-tech Industrial Mpaghara nke Huludao City.
2007
Zibo Mingxin Chemical Co., Ltd. Mbugharị na mgbasawanye na Nanfeng Village, Fengshui obodo (Zhangdian Southern Industrial Zone), ugbu a na ndịda mmepụta osisi nke Shandong Ruihai Mishan Chemical Co., Ltd.
2013
Shandong Dadihanxiang Chemical Co., Ltd. Eguzobere na mpaghara mmiri mmiri nke Weifang City.
2016
Shandong Ruihai Mishan Chemical Co., Ltd. Eguzobere na mpaghara Qilu Chemical Industrial.
2018
Kazakhstan na Uzbekistan alaka esenidụt
2020
2020-Shandong Ruihai Chemical Industry Technology Research Institute, hiwere na mpaghara ụlọ ọrụ Qilu Chemical.
