Zhengzhou Yinyue Chemical Co., Ltd

precise pumps - smart Solutions HNP Mikrosysteme develops, manufactures and markets pumps worldwide which do small amounts of liquids fast and accurately. These micro annular gear pumps are ideally used where fast and highly precise dosage is requir

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