Z hang Zhongneng is the controlling shareholder of Guangdong HEC Technology Holding, a diversified conglomerate based in Dongguan, Guangdong. The Shanghai-listed company is a major producer of electronic components, particularly aluminum electrolytic capacitors and electrode foils, as well as high-end aluminum foil and new chemical materials. Zhang has built a vast industrial empire that also spans pharmaceuticals and healthcare.

He is the founder of HEC Group, which includes HEC Pharm, a significant player in the Chinese pharmaceutical industry known for its research capabilities and extensive product pipeline. Zhang's business interests are highly integrated, leveraging advanced materials science to serve both the electronics and energy sectors. His strategic investments in R&D and manufacturing capacity have established HEC as a technological leader in its fields.