About 2 Trademarks found that are owned by Wang Qizhi

Alcoholmeters; Hygrometers; Walkie-talkies; Cases for smartphones; Clickers for training dogs; Dog whistles; Electric bark control dog collars; Electronic devices for animal locating and tracking programmed to use global positioning systems (GPS) and cellular communications; Environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and includes alarm and reporting functions; Karaoke machines; pH meters; Pocket scales; Projector lamps; Vacuum gauges; Wireless ear buds; Wireless headphones

The wording "YDDZZM" has no meaning in a foreign language.