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正曜企業(yè)股份有限公司創(chuàng)立於1993年，專營螺絲、螺帽及零件成型機，正曜公司以一貫的執(zhí)著精神，不畏外在環(huán)境的沖擊，堅持服務及品質，并持續(xù)其最新之研發(fā)技術工作。正曜公司秉持其經營理念（高精度）、（高產能）、（高強度）、（高穩(wěn)定度），此四高特性為我們的客戶群帶來最大的生產收益。2001年2月正曜公司在上海青浦工業(yè)園區(qū)設立正侑機械（上海）有限公司，并于2002年七月正式開始營運。    

Jern Yao Enterprises was established in 1993. Our products include Bolt Formers, Nut Formers and Parts Formers. Jern Yao is one of the largest forming machine builders in the world building over 180 machines a year. Jern Yao has an outstanding reputation in their field providing a high level of technology, quality, service and value. Jern Yao controls all aspects of our product integrity including machine design, machine building, quality control, research & development, sales and administration. In order to provide better service, Jern Yao had China Shanghai plant opened in July, 2002.