TASCO's OTW brand, the company's main business includes TVS tubes, rectifier tubes, Schottky diodes, fast recovery diodes, TSS discharge tubes, switching diodes, bridge stacks, thyristors, transistors, MOS tubes, the annual R & D costs accounted for 30% of the total revenue, the company's chip design as the support, with a wealth of experience, professional configuration of the reasonable technical management team can provide customers with tailored chip customization services and synchronous chip R & D professional services. The company is supported by chip design and has an experienced technical team with reasonable professional configuration, which can provide customers with tailor-made chip customization services and synchronous chip R & D professional services.