Tech giant Huawei ranks first in the 2021 list of invention patent grants by private Chinese companies Huawei ranks first in the invention patent grants list of private Chinese companies in 2021 2.2w 12-08 11:53 China issues Outline for Building a Powerful Intellectual Property Country with 115 points in 7 categories 2.2w 01-09 17:08 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 1.2w 06-15 13:15 POPULAR TAGS 罗马仕 安全 充电宝
