Hot Tub
High Quality Hot Tub Manufacturer
in China

Quality Control

China Royal Spa has passed ISO9001 quality control certificate. Our hot tub and swim spa are certificate by CE, CB, SAA, RoHS and other international standards too. With the advanced hot tub production equipment and testing devices, China Royal spa provides the best hot tub and swim spa to the customer who look for high quality hot tub.

China Royal Spa strict and well-developed quality management system covers the whole process from design and production to shipment and customer after sale service that ensure you can get a high quality hot tub and swim spa from our factory.

Our goal is to ensure every customer satisfaction with our hot tub and swim spa, safety and reliability. Try our best to reduce the risk of warranty.

China Royal Spa’s high-quality hot tub and swim spa, superior and professional service have won trust of forging customers and dealers. More and more customer would like to choose China Royal Spa.

Raw Material Inspection

Raw Material Inspection

China Royal Spa staff follows a strict quality inspections process for each raw material, such as hot tub and swim spa shell, skirt, pump, jet, control system etc.

Acrylic Shell Surface Inspection

When the hot tub is formed, we will check whether the acrylic surface is
cracked or has bubbles.

Acrylic Shell Surface Inspection
Vinyl Ester and Fiberglass Layer Inspection

Vinyl Ester and Fiberglass Layer Inspection

Each hot tub will spray vinyl ester + fiberglass + mountain flour on full hot tub body and then dull polish it with sand paper. Total six layer and it has about 8mm thickness.

PU Insulation Foam Inspection

Each hot tub body is full covered with 25~30mm PU foam for better insulation effect. It only can help you save more energy and money, but also you can enjoy in the green and low carbon life. On the other hand, the good insulation foam can help your hot tub work well in the Nordic winter.

Hot tub
Hot Tub

Drilling Jet Holes Inspection

The quality inspector will check the position of the jet hole is correct or not, and every jet hole need to polish.

Electric and Water Pipe Inspection

Each hot tub electrical component will be checked that can normally operate or not. Each hot tub water pipe will be fixed with imported blue glue, and it will be clamped with stainless steel clamps that reduce the chance of water leakage.

Hot Tub
Water Testing Inspection

Water Testing Inspection

Each hot tub will be tested twice in full water about 24 hours that keep everything work excellent before loading.

Packing Inspection

Every hot tub will be checked the inside, shell and skirt surface is clean or not. If everything is ok, we use waterproof woven spa protection bag with steel pallet to pack the hot tub for you, the strong steel pallet can keep your hot tub safe during shipping and transportation.

Hot Tub Packing

Customize Your Hot Tub & Swim Spa with Your Requirement & Our Perfect Production Technology

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