QBH(HK) International Limited specializing in research, development, manufacture, sales and service of underwater thrusters. Our products are widely used in

underwater equipments such as ROV, AUV, AUG, electric surfboard, electric hydrofoil, marine robotics, etc.Customers needs is the source of our continuous innovation, we

focus on the exploration of underwater world, encourage publicdeveloping and protecting underwater resources. In addition,we listen to the voices of enthusiasts and try to

provide a moreeffective way of exploring underwater world.We are looking forward to working with you, OEM and ODM orders are welcome.

Rich Experience

QBH manufacturer has rich experience in the manufacturing of digital displays. We have a professional software and hardware R&D team. and has launched a number of professional application solutions. Our products and services have been recognized by tens of thousands of companies.


The production strictly implements the ISO9001 quality system management standards. All products have successfully passed the domestic and international authoritative certifications such as CE, ISO9001, energy efficiency labeling, and IP65. The product performance parameters are in line with national standards and industry standards, and they are sold overseas.

Competitive Prices

QBH company has its own manufacturing plant in China. With the lower raw material costs and labor costs, the manufacturing costs are reduced largely. So QBH company is able to offer cheaper prices to worldwide clients. Moreover, QBH also provides a 1-year warranty and lifelong after-sales service.


underwater turuster

Custom Stretched Display

water thruster

Custom Indoor Signage

waterproof thruster

Custom Interactive Display

underwater turuster

Smart Fitness Mirror

Smart Fitness Mirror

Smart Fitness Mirror

What Our Clients Say About Us

Impressive experience to cooperate with QBH Digital Team,hope we can have more chance for cooperation.

John DoeCEO

QBH Digital is a reliable supplier for digital display and fitness mirror.They provide good quality products and good service.

Michael OwenGeneral Manager


Retail Businesses


Rental & events

Rental & events

Public Information




10 Reasons to Buy Magic Smart Fitness Mirror in 2021

Introduction Getting fit shouldn’t be stressful. With all the advanced technology that we have today, people should no longer have to rely entirely on gym workouts to get healthy. And that’s exactly what Magic Smart Fitness Mirror has to…

Have Questions?

Dear Friends, If you’d like clarification about our

LED Display or service, then we’d love to answer your questions.

We’re on GMT +8 and reply to all emails within 12 hours.