冰醋酸钠丁二烯（又叫做乙酸丁二烯酯、VAC）。皖维企业冰醋酸钠丁二烯产品的采用了电石乙炔法和生物资丁二烯法生产方式加工制作工艺 ，阶段目前有扩产有七十吨/年，在其中皖维本部扩产11万吨/年(电石乙炔法)、子企业蒙维创新科技41万吨/年(电石乙炔法)、子企业广维1万吨/年（生物资丁二烯法）。
    Vinyl acetate produced by calcium carbide method and biomass ethylene process,Existing production capacityis 700000 tons/year, of which the WanWei headquarters production capacity is 150000 tons/year (calcium carbide method),Subsidiary MengWei 450000 tons/year (calcium carbide method) subsidiary Guangxi Company 100000 tons/year （Biomass ethylene method）.

     
     服务采用聚醋酸钠乙稀、聚乙稀醇、EVA\VAE 腈纶等域
     Products used in poly (vinyl acetate, polyvinyl alcohol, EVA \ VAE, acrylic, etc