Handan Yuanhong Fastener Manufacturing Co., Ltd. operates under an integrated business model of research and development, production and sales. Our company´s affiliated factories have strong technical forces and specialize in the production of various specifications of anchoring series products with exquisite manual operation techniques.Our factory is a leading enterprise in China that has been engaged in the research and development and production of anchor metal expansion bolts for over 20 years. Relying on the collaboration with scientific and technological personnel from universities and senior experts and professors specializing in research, we have developed and produced a series of products such as elevator expansion bolts, vehicle repair geckos.guide plates, elevator connection plates, and elevator rope end combinations, We have introduced first -class production lines and equipment from abroad to provide logistical support for our customers with an annual production capacity o