Company Profile

Zhuhai RONSEN super micro-wire Co., Ltd is the wholly owned subsidiary of Dr. Schildbach Finanz-GmbH of Germany, which specializes in developing, producing and marketing micro and special enamelled copper wire.“RONSEN”is an excellent brand of super micro and special enamelled copper wire in China and even in Asia.
RONSEN was founded in 1985, headquartered in Sanzao technological industry park, Zhuhai, China, adjacent to Hong Kong and Macao. RONSEN, with RMB 205,950,000  registered capital, has 18,000 tons of annual yield of micro and special enamelled copper wire, and its annual turnover surpassed one billion RMB, which is an important micro and special enamelled wire industry base in China.
While focusing on the products and development of company, RONSEN is committed to creating an environmentally friendly, sunny and harmonious factory, advocating the responsibility of shouldering social public responsibility and promoting industrial development.



History of company development

In 1985, Ronsen Electrical Manufacturing Co., Ltd. was established with registered capital of RMB 1.5 million.
In 1996, the project of “fine and special enamelled wire"  was listed in National Torch Plan.
In 2002, as the first company in this trade,got QS9000/ISO9001 certificate for US automobile industry.
In 2003, the corporate HQ was moved to Sanzao Base.
In 2004, RONSEN passed ISO14001 environmental system certification.
In 2005, Ronsen passed IATF16949:2002 Certificate.
In 2007, publicly issued stock share and listed in Shenzhen Stock Exchange with stock name of RONSEN and stock code 002141.

In 2009, Ronsen was affirmed as New Hi-Tech Enterprise(Certificate number:GR200844000272).
In 2011, the Inspection Center got the approval of China National Accreditation Service for Conformity Assessment (CNAS).
In 2016, Zhuhai RONSEN super micro-wire Co., Ltd., a wholly-owned subsidiary, was established to undertake all enamelled wire business.
In 2018, Anhui RONSEN electronic Materials Co., Ltd. was established.
In 2020, "Micro enamelled wire for relay" was awarded the fifth batch of manufacturing individual champion products by the Ministry of Industry and Information Technology.
In 2022, Ronsen was rated as "National Green Factory" and became a wholly owned subsidiary of Dr. Schildbach Finanz-GmbH.