Dongming Dingsheng Chemical Co., Ltd. is a professional production of new enterprises thiourea dioxide, strong technical force, advanced technology, well-equipped, detection means complete, stable and reliable quality. The company fixed assets 1,000 million, 120 employees, has the right to import-export operations, the annual production capacity of 5,000 tons, the company's production of urea quality of all the sulphur dioxide HG/T3258-2001 gifted grade standards.