马可波罗：“一种辊道窑的急冷设备”等取得专利证书

Group 1 - Marco Polo Holdings Co., Ltd. and its subsidiaries have recently obtained three invention patents and one utility model patent from the National Intellectual Property Administration [1] - The patents include "Rapid Cooling Equipment for Roller Kilns" and "Ceramic Tile Preparation Method to Suppress High-Temperature Decomposition of Sulfides in Lithium Slag" [1] Group 2 - Baolide, a major automotive sales company known for selling luxury cars like Rolls-Royce and Porsche, is now undergoing bankruptcy liquidation [1] - The headquarters in Hangzhou has been vacated, and the subsidiary in Yiwu has been sealed [1]