Seitz is a research and development, production of high-end solenoid valve professional company, by virtue of Switzerland exquisite processing technology, first-class scientific management system, rich experience in manufacturing, after years of unremitting efforts, painstaking research and development, technology improvement and product innovation through a variety of environments, extreme conditions testing, destructive testing, solenoid valves under different conditions, product is stable, safe and reliable, so we soon, thus breaking a long time by a handful of foreign monopoly operating in the high-end solenoid valve manufacturers situation, not only to promote mutual level of service, but also greatly reduce user costs, solve the problem of long lead times, quality, technology and services are subject to the praise and trust of customers. The products are widely used: petroleum, petrochemicals, metallurgy, nuclear energy, natural gas, water treatment and other fields. Quality assurance system by DNV approved according to the ISO 9001 standard, we control valve of each production process, product assembly, product testing and product packaging work is meticulous, carefully executed. Solenoid valve Features: long life, zero leakage, maintenance-free, modular design, small size, light weight