The registration address of beijing-oriental sheng-sein petroleum technology ltd. Is located on the 12th floor, 1212-11, located on the 12th floor, building no. 135, in changping district, beijing. The registration authority is the market supervision authority of changping district, beijing-based. The legal entity is represented by zhao bohua and operates on general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology diffusion; engineering and technological research and experimental development; software development; conference and exhibition services; enterprise management; 5g communications technology services; distribution of computer software and hardware and assistive equipment; import and export of goods; data-processing services; sale of machinery and equipment; sale of instrument instruments; wholesale distribution of construction materials; sale of electronics; wholesale distribution of stationery; sale of chemical products (other than licensed chemical products); retailing of computer hardware and software and assistive equipment; external contracting works; import and export agents; and import and export of technology. Licensing projects (in addition to projects subject to legal authorization, operating on an autonomous basis under a business licence): testing services; value-added telecommunications, category ii; and construction professional operations. (a project subject to approval by law may only be carried out with the approval of the relevant department, depending on the documents or licences approved by the relevant department) (no activity shall be carried out in the category of projects prohibited and restricted by the state and municipal industrial policy