性少妇japanesexxxx,色屁屁www影院免费观看入口,无套中出丰满人妻91,三级特黄60分钟在线播放

Precious Metal Materials

With mature refining and purification technologies, CNMC is building a globally leading production base?for precious metal materials to meet the?demand for high-end products in?various sectors. The Group's key products include silver powder/paste for photovoltaic applications; high-purity products and reagents for gold, platinum, palladium, rhodium, ruthenium, iridium, selenium, tellurium, and bismuth; as well as catalysts such as Kastell catalysts and new platinum-carbon products. CNMC?has an annual production capacity of 400 tonnes for silver powder and paste, which are widely used in electronics and optoelectronics. It?processes anode slime to produce 20 tonnes of gold, 1,000 tonnes of silver, and approximately 250 tonnes of other precious metals annually. Its precious metal reagent products are widely applied in industries such as petroleum, chemicals, biopharmaceuticals, silicon rubber, and new energy.


Produced By CMS 網(wǎng)站群內(nèi)容管理系統(tǒng) publishdate:2025-05-15 17:03:27