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.石家庄市弘发内燃机配件厂成立于1990年，是集研发、生产和销售与一条的专业生产内燃机进排气门（阀）的教具规模的企业。连续多年被评为“河北省质量效益型先进企业”、“河北省高新技术先进单位”，是河北省机械厅内燃机配件重点生产厂。