ZhouShan HengDaSheng Machinery was established in 2011 and expanded from a team of several people to today's 80 person screw product and technical solution provider. With strong research and development, design and manufacturing capabiilities ,we have quickly gained a foothold in the local injection molding machine factory market in just over 5 years.Our business covers both China and overseas,providing customers with reliable and efficient halogen-free screws,fully groud screws,PC transparent screw, alloy screws, fully hardened screws,optical screws,and other businesses. In order to better carry out business and serve customers, our company established a branch in Dongguan in 2020,namely Dongguan Huazhan Machinery Co.,Ltd.