GENEVA, March 8 -- SHENZHEN TUOZHU TECHNOLOGY CO., LTD. (Room 201, Building A, No. 1 First Qianwan Road, 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前湾一路1号A栋201室(入驻深圳市前海商务秘书有限公司)) filed a patent application (PCT/CN2024/116175) for "HOPPER, 3D PRINTING FEEDING APPARATUS, AND 3D PRINTING DEVICE" on Aug 31, 2024. With publication no. WO/2026/044768, the details r...