春药玩弄少妇高潮吼叫_国产精品自产拍在线观看aⅴ_一二三四高清免费色网视频_91蜜桃在线视频_欧美不卡中文字幕一区二区_五月天激情网站_国产精品第5页_日韩精品特级免费视频_韩国99不禁无码_亚洲 日韩 欧美 10p

Our products
We are a mineral processing agent production enterprise that integrates production, research and development, and marketing

Company Profile
About us

Tieling Flotation Reagent Co., Ltd. (former Tieling Flotation Reagent Factory) is an enterprise directly under central management. It is controlled by China Nonferrous Metal Mining Group. Beijing General Research Institute of Mining and Metallurgy is a shareholder of the enterprise.
The company was founded in 1942. It is senior vice chairman and secretary general of Beneficiation Reagent Branch of China Nonferrous Metals Industry Association and major drafting unit of standard for national beneficiation reagents. The company has national and municipal technology R&D centers.

鐵嶺選礦藥劑有限公司

1942

The company was founded in 1942

500

Established long-term partnerships with over 500 mining users

Corporate honor

The pioneer and cradle of China's mineral processing and pharmaceutical industry
A mineral processing agent production enterprise integrating production, research and development, and marketing
Home

Home

About us

About us

Products

Products

Contact us

Contact us