On July 10-12, China International Aluminum Industry Exhibition was held in Shanghai New International Expo Center. The event attracted many benc…
Time:2019-07-18
LW-19 chromium-free passivation additive is a kind of colorless transparent and environmental protection additive. It applies the composite metal salts to …
Time:2019-07-15
Foshan Haihua Surface Treatment Technology Co.,Ltd., founded in 2005, is an aluminum alloy surface treatment additives production enterprises …
Time:2019-07-15