According to enterprise data, Beijing Miyun Eco-business District Development Co., Ltd. was established on 2010-18, and its business scope includes investment management; Investment consulting; Enterprise management consulting; Primary land development; Technology development and consultation; Sales of building materials; Building cleaning service; Computer maintenance; Office equipment maintenance; Repair of household appliances; Designing, producing, displaying and publishing advertisements; Rental of commercial and office buildings; Lease construction machinery and equipment; Urban landscape service. ("1, without the approval of the relevant departments, it is not allowed to raise funds publicly; 2. Trading activities of securities products and financial derivatives shall not be conducted in public; 3. Loans are not allowed; 4. No guarantee shall be provided to any enterprise other than the invested enterprise; 5. Do not promise investors that the investment principal will not be lost or promise the minimum income "; Enterprises independently choose business projects and carry out business activities according to law; Projects that must be approved according to law shall, after being approved by the relevant departments, carry out business activities in accordance with the approved contents; Shall not engage in business activities of projects prohibited and restricted by the industrial policies of this Municipality. )