Zhuhai Huajin Capital Co., Ltd. engages in the investment and management, electronic device manufacturing, sewage treatment, and science and technology parks businesses in China and internationally. It offers investment management, equity investment, private equity fund management, asset management, venture capital, and venture capital consulting services; and provides entrepreneurial management services to entrepreneurial enterprises. The company is also involved in the research, development, production, and sales of various liquid, chip, and solid aluminum electrolytic capacitors; lithium-ion battery production equipment; and construction, operation, management, consulting of water purification plants and related environmental protection project development, as well as production and operation of crystal oscillators, sensors and human health testing instruments.