Sɛ́ obi a wogye no di sɛ ɔyɛ mfiri a wɔde yiyi nneɛma a wɔyɛ no foforo mu no, Ruijie de ano aduru ahorow nyinaa ma—magnetic mpaapaemu, screening, conveying, crushing, ne gravity sorting mfiri—a wɔayɛ ama dade a wɔabubu a wɔsan de di dwuma, incineration bottom ash (IBA)sorting, adansi mu nwura a wɔsan de di dwuma, ne mineral resource mfaso a ɛbɛma wo recycling no ayɛ yiye.
Trommel screen yɛ mfiri a wɔde di dwuma kɛse wɔ mfiridwuma a wɔde hyehyɛ nneɛma mu, a ɛhwɛ nwura a wɔhyehyɛ no so sɛnea nneɛma nketenkete no kɛse te, na ɛwɔ nhyehyɛe mu pɛpɛɛpɛyɛ a ɛkorɔn.
Trommel Screen Machines yɛ nea wɔde di dwuma kɛse wɔ anyinam ahoɔden, mining, metallurgy, adansi nneɛma, nnuru ne othe r nnwuma a wɔyɛ nneɛma a wɔyɛ.