Ningxia Zhongsheng New-Tech Co., Ltd. is a national high-tech enterprise (Certificate No. : GR201864000002). Founded in 1998, located in Zhongwei Industrial Park, Ningxia, the company covers an area of 335 mu, with more than 500 employees, including more than 120 senior r&d personnel. The company is a professional manufacturer of deep blue reducers (2-amino-4-acetaminophenol / 3-amino-4-methoxyacetanilide) with advanced production technology and equipment at home and abroad. The company adopts clean and efficient catalytic hydrogenation reduction producti...