hat
Tianjin pwodwi Longlong metal faktori (ki refere kòm Longlong) te fonde nan 1991, depi li se kreyasyon, Longlong ki te angaje nan manifakti ak R & D pou vaious nan koube Des frèt asye, plat Uniaksyal sistèm bracket swiv, fotovoltaik bracket, estrikti asye lakòz efè tèmik ak pati, osi byen ke pwodiksyon ekipman pou pwodwi mansyone pi wo a; Tout pwodwi yo gen karakteristik ki gen gwo presizyon, siperyè estanda ki wo, pèfòmans segondè akòz dedye eksperyans pwofesyonèl.
eng
Tianjin longlong metal products factory (hereinafter referred to as longlong) was founded in 1991, since it is establishment, Longlong has been engaged in manufacturing and R&D for vaious of cold bending steel profiles, flat uniaxial tracking bracket system, photovoltaic bracket, greenhouse steel structure and parts, as well as equipment production for products mentioned above; All the products have features of high precision, superior high standard, high performance due to dedicated professional experience.