Halcyon Technology Public Company Limited is a Thailand-based manufacturer and distributor of high precision tools and parts. The Company specializes in design and manufacture of polycrystalline diamond (PCD) cutting tools required by high precision works. It offers the various products, including PCD boring tools, PCD end mill tools, PCD inserts, PCD brazing tools, PCD reamers, PCD hollow tools, PCD drills and carbide cutting tools. The Company is also involved in manufacturing and distributing of metal fabricated products, such as tool holders, jigs and fixture, and others through its subsidiaries. The Company's subsidiaries include Halcyon Metal Co., Ltd., Halcyon Metal Co., Ltd., Halcyon Technology Singapore Pte. Ltd., Halcyon Technology (M) Sdn. Bhd., Halcyon Technology (Philippines) Inc., and Halcyon Technology Vietnam Co., Ltd.