Kingseal Co. Ltd. Thailand is one of the leading hydraulic, pneumatic (and all types of industrial seals and seal kits) manufacturer and suppliers of related components for industrial and mobile applications in Asia and some parts of the world. We provide seals for industries such as: With many major seal brands available, Kingseal Co. Ltd. Thailand is able to offer the best solutions for any type of sealing applications. We have over 20 years of experience helping customers make their hydraulic, pneumatic, and industrial applications operate most efficiently and economically.