<div> <div> Dalian Shuangyi Metal Products Co., Ltd. was founded in 2016, specializing in the manufacturing and sales of machinery and environmental protection equipment, steel structure welding processing and assembly. The annual processin

<div> <div> Dalian Youyibai Technology Co., LTD. (formerly Dalian Jiamei Electromechanical Equipment Co., LTD) ，founded in 2002, is a professional precision sheet metal manufacturer integrating R&D, design, production and sales of vario

<div> HENGYANG HUAYI MACHINERY CO.,LTD.,(also calls HWAYI MACHINERY) built in 2001, focus on rubber molding machine with more than 20 years experience, professionally manufactures rubber injection machines, C frame rubber injection machine, rubber