Weifang Dudeli Chemical Industry Co., Ltd
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A comprehensive enterprise that produces pharmaceutical intermediates and chromatographic and analytical grade chemical reagents; Integrating research and development, customization, production, and operation; We have our own laboratories at Nanjing
Alcoa is the world's leading producer and manager of primary aluminum, fabricated aluminum and alumina facilities, and is active in all major aspects of the industry. Alcoa serves the aerospace, automotive, packaging, building and construction, comme