China steel alloy roller shutter spring

{"pid":"27990922","cid":"175014","pimg_url":"\/\/img1.tradegrowthhub.com\/b6\/14\/bbf653b6f7ab\/product\/101807241_s-w400xh400.jpg","name":"Customized Roller Shutter Door Spring Box Height Rolling Door Alloy Steel Spring Steel Strip","company_name":"Zhaoqing Chuangrongda Metal Production Co., Ltd.","attrs":{"Price":"Negotiable","MOQ":"1.0 Tons","Delivery Time":"8-14 days","Brand":"CRD"}}