Tsis siv neegrotary lub tshuab nqus tsev ntim tshuab yog siv rau sau lub hnab preformed, nws muaj qhov zoo ntawm qhov sealing qhov, qhov no txhim kho cov khoom specification khoom lossis cov hnab ntim cov khoom sib cuag tau txais cov hlau tsis muaj steel lossis lwm cov ntaub ntawv uas ua raws li cov khoom noj tu cev, lav kev nyiam huv thiab kev nyab xeeb ntawm cov zaub mov nrog. txawv feeders hloov mus ntim khoom, kua, tuab kua, hmoov thiab thiaj li nyob rau lub packing hnab suits nyob rau hauv nws kim heev ntau yam, haum rau ntau txheej compound, mono-txheej PE, PP thiab thiaj li nyob rau hauv Preformed hnab ua los ntawm zaj duab xis thiab ntawv.