




Hei hi United States-a DEJIYOUPIN (brand trademark chu Derchi)-in aluminum kawngkhar leh window project a ni. I hmu thei ang sliding windows , awning windows, window nghet tak tak, . luhna kawngkhar leh thil dang siamna.
Engvangin nge United States-ah hian Derchi kawngkhar leh tukverh hi a lar em em? Six-point lock hi a sir pali a ni a, hei hi a chhan pawimawh tak a ni. I project chu remote a nih poh leh Deji kawngkhar leh window i thlang zawk tur a ni. A chhan chu a sir pali nei six-point lock technology hian 100% anti-theft safety a thlen thei a ni.