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DONGYU

Engineering; Technical research; Product quality evaluation; Urban planning; Research and development of new products; Scientific and medical research and development; Land surveying; Oil exploration; Surveying; Geological research; Cosmetic research; Biological research; Industrial design; Packaging design; Construction drafting; Interior decoration design; Fashion design; Computer programming; Computer software design and updates; Computer software design, development, and programming services; Consulting in the field of computer software design; Creating and maintaining websites for others; Maintaining computer software; Authentication of artworks; Design and graphic art for creating web pages on the Internet.

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