hat
4. fermeture pati: materyèl PTFE a te chwazi nan peyi etranje yo, nan teknoloji otomatik espesyal pou amelyore fermeture kowozyon rezistans ak rezistans pote sou ou.
eng
4. Sealing parts: the PTFE material selected foreign countries, through special processing technology to enhance sealing, corrosion resistance and wear resistance.