GENEVA, March 29 -- AEW TECHNOLOGY GROUP CO., LTD. (5, Building 1, Chunhui Modern Industrial Park, No. 207 Huaxin Road, Economic-Technological Development AreaLangfang, Hebei 065000), 安闻科技集团股份有限公司 (中国河北省廊坊市经济技术开发区化辛路207号春晖现代产业园1幢-5) filed a patent application (PCT/CN2025/106346) for "TWO-POSITION THREE-WAY COMBINATION VALVE HAVING SELF-PRESSURE-MAINTAINING FUNCTION, AND PNEUMATIC SYSTEM AND AUTOMOBILE" on Jun 30, 2025. With publication no. WO/2026/061086, the details relat...