Shijiazhuang Hongfa Internal Combustion Engine Fittings Factory specialized in producing various engine valves since 1990, which collects together research and development(R&D), production and sales. Our factory covers an area of 20,000 square meters, with advanced technology and production process, strict testing measures to ensure better product quality. After more than 20 years effort, our factory has rich experience in manufacturing diesel engine valves and has become one of the biggest engine valve factories in China. 石家莊市弘發內燃機配件廠成立于1990年，是集研發、生產和銷售與一條的生產內燃機進排氣門（閥）的教具規模的企業。連續多年被評為“河北省質量效益型企業”、“河北省高新技術單位”，是河北省機械廳內燃機配件生產廠。