GENEVA, April 17 -- NINGBO FREE TRADE ZONE HAITIAN ZHISHENG DIE CASTING EQUIPMENT CO., LTD (No. 8-1 Lingshan Road, Daqi Sub-district, Beilun DistrictNingbo, Zhejiang 315800), 宁波保税区海天智胜金属成型设备有限公司 (中国浙江省宁波市北仑区大碶街道灵山路8-1号) filed a patent application (PCT/CN2025/120225) for "HYDRAULICALLY ACTUATED ONE-WAY SHUT-OFF QUICK CARTRIDGE VALVE AND QUICK BOOSTING INJECTION OIL CIRCUIT" on Sep 10, 2025. With publication no. WO/2026/077168, the details related to the patent application was publ...