Shanghai Online Control Instrument Co. Ltd is a continuation of Shanghai Online Control Equipment Co., Ltd., which is a measuring instrument for control of professional production of wire and cable industry Chinese was established in early 1990s of the enterprise, outside diameter control, spark test, core wire preheating, linkage control aspects, in a leading position in the country.
Dongguan Online Electrical Equipment Co., Ltd. was founded in 2016, is Shanghai Online Control Instrument Co.,Ltd set up  sales company in order to meet the huge market demand and better service and in Guangdong and Southern China area customers, maintenance and other services of Guangdong branch. The center has many sales and professional technical service personnel, providing customers with efficient, quick and intimate service. Customer satisfaction is the goal of all our staff.