About 2 Trademarks found that are owned by Wang Chengdan

Harmonicas; Marimbas; Cases for musical instruments; Drums; Electronic musical instruments; Musical instrument accessories, namely, stands, cases, carrying bags and storage bags; Musical instrument stands; Percussion instruments; Shoulder rests for musical instruments, namely, violins, violas; String instruments

The name(s), portrait(s), and/or signature(s) shown in the mark does not identify a particular living individual.