About 2 Trademarks found that are owned by Shenzhenshi Huwangtong Business Co Ltd

Downloadable computer software for Car Diagnostic

Automatic indicators of low pressure in vehicle tires; Automatic indicators of low pressure in vehicle tyres; Consumer electronic products, namely, audio amplifiers, audio speakers, audio receivers, electrical audio and speaker cables and connectors, audio decoders, video decoders, speakers, power conversion devices, power converters, and power inverters; Diagnostic apparatus for identifying refrigerant type and purity in automobile air conditioning systems; Downloadable computer software for application and database integration; Downloadable decoder software; Encoding and decoding apparatus and instruments; Global positioning system (GPS) apparatus; Integrated circuits, integrated circuit chips, and integrated circuit modules for encoding and decoding digital video; Sensors for determining position, velocity, acceleration and temperature; Surveying instruments