We Jiangsu Holdee electric Co., Ltd can provide customers with cable trunking/solid through cable tray, ladder type cable tray, ventilated cable tray/perforated trough cable tray and wire mesh cable tray. There are GI (galvanized), SPHC, ZAM (Zinc Aluminium Magnesium), ZN/AL (Zinc Aluminium), aluminium alloy, stainless steel 304, SS316 materials.