Shanghai Haohai Biological Technology Co., Ltd. engages in the research, development, manufacture, and sale of biomedical materials in China, Europe, the United States, and internationally. The company offers ophthalmology products consisting intraocular lens, medical sodium hyaluronate gel, and lubricant eye drop. It also offers sodium hyaluronate injection, medical chitosan, sodium hyaluronate gel, sodium hyaluronate gel,