Changmao Biochemical Engineering Co., Ltd. was established in 1992 and is a major producer of organic acids in China. The organic acid products produced by Chang Mao are sold to the food additives, chemical and pharmaceutical industries. Changmao products meet the highest international standards and are sold domestically and exported to overseas regions such as Europe, Asia Pacific and America. The Group's main products include four-carbon series organic acids and organic acid derivatives such as fumaric acid, maleic acid, L-malic acid, D-malic acid, L (+) -tartaric acid, D (-) -tartaric acid, DL-tartaric acid, L-aspartate and aspartame. These products are mainly used as food additives and pharmaceutical intermediates. The Group's main products are produced by means of a production chain. The advantage of this production chain is that each product in the production chain is also a final product that can be sold to customers. Adhering to the policy that technology is the primary productive force, the Group focuses on scientific investment, technological innovation, and integration of production, learning, and research. It has successively won many awards related to production technology, such as the first prize for technological invention and the second prize for scientific and technological progress in the Chinese petrochemical industry. The Group has passed ISO9001 quality management system certification, and has also passed ISO14001 environmental management system, ISO22000 food safety management system and FSSC22000 food safety management system certification. The main product, L (+) -tartaric acid, has passed the US Food and Drug Administration (FDA) certification. The company's trademark has received the honorary title of “China's Famous Trademark”. The Group's main competitive advantage is an excellent production system, and the theoretical concepts of biotechnology and chiral technology have been successfully applied in actual production to achieve high efficiency and efficiency. The Group uses the Changzhou Chiral Center and Shanghai Medical Life Science Research Center Co., Ltd. as the Group's research and development base to continuously launch new products and technologies. The Group will continue to develop functional nutritional supplements and continuously expand the product chain using food additives as the main body. The Group believes that its strong R&D capabilities will surely promote the Group's rapid development.