The controlling shareholder Dongyangguang Group has four major production bases: Yidu, Hubei, Ruyuan, Zunyi, Guizhou and Dongguan, Guangdong, with more than 12,000 employees and a listed company, "Dongyangguang Technology" (600673). At the same time, as the global core strategic partner of Hong Kong North-South Brothers International Investment Co., Ltd., Dongyangguang will fully operate and manage the "Nanling Health" industry under North-South Brothers.

Dongguan Dongyangguang Science Research and Development Co., Ltd. (hereinafter referred to as "Dongyangguang Science", stock code: 600673) was predecessor of Chengdu Measuring and Cutting Tools Co., Ltd., which was partially reorganized and established by the former state-owned enterprise Chengdu Measuring and Cutting Tools General Factory. In March 1993, the company was approved by the State Commission for Reform of the Social Reform Commission (1993) as a pilot enterprise to continue to carry out joint-stock system. In September 1993, the company was approved as a listed company by Document No. 46 of the China Securities Regulatory Commission (1993).

In June 2003, the company replaced the legally owned equity assets related to the measuring tool blade business with the equity assets related to the hydrophilic foil business legally owned by Ruyuan Yangzhiguang Aluminum Development Co., Ltd. after the asset replacement is completed. The company's business scope has been changed to the production and sales of hydrophilic foils, coatings, electronic materials products, as well as other legal projects that do not require licensing or approval.

Over the years, with the strong support of the government and all sectors of society, the company has been committed to the business purpose of leading technology and leading reputation, creating first-class brands and first-class enterprises, pursuing the best corporate benefits and good social benefits, highlighting aluminum processing and developing electricity. Chemical and electronic raw materials and raw devices have become a relatively complete aluminum processing industry chain in China. It is currently the largest production base for chemical foils, electronic optical foils, hydrophilic foils, and large capacitors above Φ16.

Based on the existing industries, the company's leadership is proactive, insists on developing enterprises through technology, and actively cultivates new profit growth points for the company on the basis of stable development. Horizontal, the company strives to extend the industrial chain and improve the company's risk resistance. In April 2008, it took an important step to extend the company's industrial chain. Vertical, the company strengthened management. , save energy and reduce consumption, improve the construction of supporting products in the aluminum processing industry chain, strengthen cooperation with internationally renowned enterprises, improve the quality and technological content of products, enhance product added value, and open up the international market. In 2009, the company successfully introduced Japan's Mitsui Products Co., Ltd. (one of the world's largest trading companies) and Japan's Fukukawa Skye Co., Ltd. (a large aluminum processing enterprise in Japan with world-class aluminum processing technology), from fine foil products to The fulcrum has gradually entered the field of new energy and new materials, and even expanded to the entire aluminum industry chain, and is jointly committed to the research and development, production and sales of aluminum deep processing products. Actively commit to building an integrated coal-electricity-aluminum industrial chain.

In 2010, he participated in Sunshine Pharmaceutical. And enter the new energy and new materials industry.

Currently, it is a listed company in China that produces chemical foils, hydrophilic foils, and a larger electronic chemical product in Guangdong Province. Currently, it is one of the main units with more scientific and technological personnel and better experimental equipment in China, such as refrigerants, fluororesin, fluorine fine chemicals, and more. It is currently one of the main units with more scientific and technological personnel in China, with more scientific and technological personnel in silicon chemical industry, and more excellent experimental equipment.