Yi Kang Industrial has inputted development and professional manufacture of Four Way Valve which owns the best mechanical equipment, the best technical skill, as well as the best-specialized QC to manufacture high-quality products as our operations philosophy. We not only have the top-ranking suppliers coordination, but also have an outstanding management team. Besides, we also provide our customers with omni-directional services. Wide ranges of specifications are available for customers special demands. We also welcome your inquiry and precious opinions.