Since its inception in 1992, Zhongyu Medicine Technology Co. Ltd has been devoted in research and development, and mass production of pharmaceutical intermediates, with main focus on indole derivatives, indoline derivatives, oxindole derivatives, and ion liquid. Today, we have become one of the largest manufacturers of indole derivatives in China. 95% of our products are exported to pharmaceutical companies in Europe and North America. Our manufacturing plant covers 12000 m2 areas, including a 1400 m2 of steel structure workshop, a 1000 m2 of warehouse, a 500 m2 of laboratory building, and a 500 m2 of office building. Zhongyu Medicine is committed to quality management and national Health, Safety and Environmental (HSE) legislation. We have invested heavily in the quality management system as well as HSE system. Please refer to the following certification and equipment list. Certifications: Quality Management System: ISO9001-2000 Environment Management System: ISO14001-2004