GENEVA, March 9 -- SHENZHEN TUOZHU TECHNOLOGY CO., LTD. (903, West Zone, Hengchang Science and Technology Building, No. 2228 Linhai Avenue, Nanshan Street,Qianhai Shengang Cooperation ZoneShenzhen, Guangdong 518000), 深圳拓竹科技有限公司 (中国广东省深圳市前海深港合作区南山街道临海大道2228号恒昌科技大厦西区903) filed a patent application (PCT/CN2025/130101) for "FILAMENT DRYING METHOD, STORAGE MEDIUM AND 3D PRINTING FEEDING DEVICE" on Oct 27, 2025. With publication no. WO/2026/046433, the detai...