Zaozhuang Mining (Group) Co., Ltd. is a large-scale enterprise group that integrates coal production and processing, coal-fired power, coal chemical industry, machinery manufacturing, construction and building materials, household appliances, bioengineering, railway transportation, medical care, and teaching. It is cross-industry, cross-border, and cross-ownership. In 2023, Joiwo Explosion-proof supplied stainless steel explosion-proof telephones with LCD screen for Zaozhuang Mining with matched explosion-proof stainless steel junction boxes.
