Dongguan Mingjie Tunnel Construction Materials Co., Ltd., established in 2005, has its headquarters in Dongguan City. We independently research, develop, produce, and sell foaming agent, tail seal grease, dispersant, suspending agent, and polymer compounds for use with tunnel boring machines (TBM) during metro and tunnel excavation. Our business spans across various regions of the country. Due to business expansion, we are now looking to recruit relevant personnel in Shenzhen, Dongguan, Chengdu, and other areas. We sincerely look forward to your joining.