May the brothers and unit set up long-term cooperation!
愿与各兄弟单位建立长期合作关系！
Sincere cooperation with the unit!
真诚与各单位合作！
Hope and domestic foreign petroleum chemical unit cooperation hand in hand!
希望与国内国外的石油化工单位携手合作！
Hope and domestic foreign petroleum chemical unit cooperation hand in hand!
希望与国内国外的石油化工单位携手合作！
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