青山精工 Company Profile

From development to design, production assembly, and manufacturing, we consistently meet our customers' needs.

Aoyama Seiko Co., Ltd. was founded in June 1969 and began with mining and bowling parts. Our basic policy is centered on "customer first," and we have consistently responded to diverse needs through the design and manufacturing of pumps, automatic control valves, jigs and tools, electronic components, precision machining of industrial machinery parts, and labor-saving devices. Based on our corporate philosophy of "respect for humanity," we uphold daily creativity, change, dreams, and beliefs. As a new challenge to meet emerging needs, we aim to establish advanced processing technology and proprietary technology. In addition to traditional metal precision machining, we are also tackling precision machining of ultra-hard materials such as ceramics, tungsten, and molybdenum. From individual parts to prototypes, units, and a wide variety of small quantities, we strive to respond to your continued support with high-level technology in the rich environment of Tohoku.