NKOK is located in City of Industry, California with a distribution facility and administrative center that coordinates sales, marketing and customer service. Their parent company (NK) was founded in 1955 and incorporated in 1971. Since its establishment, NK has been an OEM/ODM manufacturer for many well-known brand names, with its strong R&D team specializing in sophisticated mechanical, electronic and technical related product manufacturing. NK is the first in Hong Kong to produce rotary lockstitch sewing machines, electronic inkjet typewriters and portable inkjet printers. In 1998, NK was certified with ISO 9001 standard by SGS with the scope of registration: design and manufacture of radio-control toys, printers and speakers. Today, NK operation has grown in terms of work strength and production plants. The NK management team benefits from great experience and expertise in mechanical electronics and electronic design, including the manufacture of RF, ASIC and microprocessors.