The registration address of yanzhou china tianli new materials, inc., is located in the handong village group of the gancheng street street, yangzhou city, with the registration authority being the yangzhou city administrative approval board, represented by the legal person chen qi, and covers the production and sale of the company's own products, including arsenic, which is validly licensed; the production, sale of high-purity aluminium oxides and series of high-purity materials, arsenic crystals, import and export operations, self-employment and brokering of goods and technologies (except goods and technologies for which the state limits the operation of enterprises or prohibits import and export) (projects subject to legal authorization and subject to the approval of the relevant authorities)。