China surges in filing European patent applications. Huawei and OPPO rank among the Top 25 for three consecutive years EPO released Patent Index 2021 on April 5, and the report shows that China is one of the countries with the strongest growth in the European patent application. 3w 04-07 18:17 READ MOST 北京多所高校禁用罗马仕充电宝 公司致歉：若有缺陷将依法担责 1.8w 06-15 13:15 POPULAR TAGS 罗马仕 安全 充电宝
