主营产品： New material technology development, technical consulting, technical services: building engineering construction: indoor and outdoor decoration engineering: instrumentation, building materials, decorative materials, hardware products, chemical raw materials (except dangerous goods and precursor drugs), wholesale and retail of automotive supplies: Enterprise management information consulting: exhibition display services: conference services: education information consulting services (excluding study abroad and intermediary services). (Projects approved in accordance with the law can only carry out business activities after approval by relevant departments)
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