TALLSEN CRYSTAL HANDLE ma le mamanu tasi-pu, zinc alloy mea ma taimane, i luga electroplating togafitiga, anti-ele ma corrosion teteʻe, taugata maualuga, tioata manino, paʻi maaleale. O le mamanu mama ma le matagofie e fetaui lelei mo sitaili teuteuga o fale faʻaonapo nei. Fausia avanoa matagofie ma faʻaalia atili le tofo. O le oloa o loʻo i ai le maualuga o foliga vaaia, maualuga maualuga le siosiomaga ma maualuga maualuga.
I tulaga o tekinolosi gaosiga, TALLSEN CRYSTAL HANDLE e taʻitaʻia tulaga faʻavaomalo faʻapitoa faʻapitoa. O oloa ua pasia le ISO9001 quality management system certification, pasia le SGS quality test and CE certification, ma ua mautinoa le lelei o oloa.