Hengyang Huayi Machinery Co., Ltd., a Hong Kong invested high-tech enterprise,located in Hunan Province,who have concentrates on rubber machines R&D since 2001.We are the biggest rubber injection molding machines,vacuum vulcanizing press manufacturer with the excellent R&D and largest production capacity in China.Since Huayi company built, our core technology has obtained more than 20 international invention patents and specific independent intellectual property rights.We keep optimizing the machine structure,hydraulic system,electrical controlling system to improve machine stability and long- life time by using world famous electrical components from the world famous brands,and have tightly cooperation with Siemens,B&R,Rexroth,Yuken to make sure all the elements and manufacturing are strictly controlled.Now our machines are widely used in automotive rubber parts,railway infrastructure and mechanical seals,electric power,high voltage transmission,and other industries.