Sinomem is an integrated water solution provider based on its proprietary know-how in membrane technology & biological treatment. Its business covers entire membrane industry value chain, namely membrane material manufacturing, membrane process & engineering, and downstream nutraceuticals production that employs membrane-based separation and purification technologies. The group's headquarter is located in Singapore.

Sinomem's membrane process & engineering business involves process development, engineering design, equipment fabrication, system integration, on-site installation and commissioning and aftersales technical support. These products and services are provided under the branding of Suntar. The Group focuses mainly on China market with global exposure and currently is the dominant membrane separation and purification solutions supplier for China's pharmaceutical and fermentation industries. For certain products, such as those used for Vitamin C and Vitamin B12 manufacturing, Sinomem has achieved almost 100 percent of the market share.

Through its 50 percent owned associated company based in Germany Microdyn-Nadir GmbH (M-N), the Group supplies full range of polymer membranes used for industrial processes. M-N is rooted from the R&D department of Hoechst AG who is a leading industrial polymer membrane developer and manufacturer. Its key customers include prestigious names like Volkswagen, Daimler Chrysler, BMW, Rohm-Haas and Roche.

The company has recently expanded into downstream nutraceutical product manufacturing that employs its proprietary membrane process and engineering solutions. The Group's 66 percent owned subsidiary, Jiangxi New Reyphon Biochemical Co. Ltd, accounts for 35 percent of the global output of gibberellins. In addition, Sinomem also produces sugar alcohols through its associate, Shandong TianLi Biochem Ltd, the largest sorbitol manufacturer in China.