About 1 Trademarks found that are owned by Zheng Hongyong

Aerating pumps for aquaria; Blowing machines for the compression, exhaustion and transport of gases; Centrifugal pumps; Circulating pumps; Electrical water pumps for swimming pools, spas, baths, and whirlpools; Fans for motors and engines; Motors, other than for land vehicles; Pumps as parts of machines, motors and engines; Pumps for counter-current swimming; Pumps for machines; Starters for motors and engines; Stators being parts of machines