Qingdao Jingrui Machinery Manufacturing Co., Ltd. is a high-tech enterprise that integrates valve R&D, production, and sales. It’s recognized as a specialized, refined, unique, and innovative 'little giant' company as well as a gazelle enterprise in Shandong Province. The company is committed to becoming a benchmark in the precision casting industry and has long undertaken various stainless steel precision casting projects for domestic and international clients. Its main products include valve castings, pipe fittings, pressure-bearing parts, and structural components. In recent years, the company has focused on upgrading its casting production workshop by introducing advanced international automation equipment, greatly enhancing its precision casting capabilities and boosting annual production capacity to 2,400 tons. The company independently designs and manufactures professional molds, has a mature silica sol precision casting process, and produces castings with high dimensional accuracy and low surface roughness. It can handle complex structural castings, maintains strict quality control throughout production, ensures fast delivery, and has gained widespread recognition and appreciation from clients. It has established long-term, stable cooperation with many well-known companies both at home and abroad.