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Found in 1973, Tai-Shing (TSE) is TS16949, ISO 14001, ISO 9001 approved expert manufacturer of Relay with factories in Taiwan and Ningbo China. With outstanding management and solid R&D capacity, TSE produces Relay under TTi, the well-known global brand. Through technological innovation, the performance of the steady growth is in years; consequently, TSE has become an IPO company in Taiwan since 2016.With over 40 years of experience, TSE has been developing and manufacturing more than hundred series of Relay which are widely used in industry, energy, transportation, telecommunication, home appliances, medical care, automobile, security, etc.Under certification of UL/CUL, VDE, TÜV and CE, TSE-TTi Relays earn worldwide customers’ trust and confidence.