中文无码精品一区二区三区,欧美亚洲777奇米四色,72人少妇精品导航,777熟女色

Fujian Shaowu Yongfei Chemical Co., Ltd. was founded in 2001. It is one of fluorine chemical enterprises in China with long history, large scale and well brand. It has important position in the industry. For years, stable selling channels have been formed relying on stable quality and high additional value. The products are listed not only on purchasing lists of many large companies, but also are demanded by famous enterprises in Japan and Taiwan and European and American markets. There is a experienced management team to ensure operation. Yongfei has excellent independent research and development capacity. Its semiconductor grade electronic hydrofluoric acid is rare in China and the quality is at leading level. It is with fine market prospect to replace imported products.

　　Main products:

       ●anhydrous hydrogen fluoride            

       ●reagent grade hydrogen fluoride

       ●electronic grade hydrogen fluoride

       ●fluoride salt (contaning industrial and high-purity ammonium fluoride, ammonium bifluoride)