The registration address of the qingzhou environmental science and technology company ltd. Is located at 69 east wind street, huji village, qingzhou city economic development zone, shandong province. The registration authority is the qingzhou city market supervisory authority, represented by a legal person, hu jin xu, and operates on general projects: biomass and energy services; biochemical product technology development; and chemical products marketing (excluding licensed chemical products). (in addition to projects subject to legal authorization, operating independently of the law in accordance with the operating licence) (a project subject to legal approval may only be carried out with the approval of the relevant department, subject to the approval documents or licences of the relevant department)